Related Manuals for Phonak Naida L-PR
Summary of Contents for Phonak Naida L-PR
- Page 1 Phonak Naída™ L-PR User Guide Phonak Naída L-PR Phonak Naída L-PR Trial Phonak Charger Combi BTE 2 Phonak Charger Combi BTE Phonak Charger BTE RIC...
- Page 2 Phonak Naída L70-PR Phonak Naída L50-PR Phonak Naída L30-PR Phonak Naída L-PR Trial Charging accessories Phonak Charger Combi BTE 2 Phonak Charger Combi BTE Phonak Charger BTE RIC Note that instructions for the activity tracking functions can be found in the...
- Page 3 Your hearing aid and charger details If no box is checked and you do not know the model of your hearing aid or charging accessory, please ask your hearing care professional. The hearing aids described in this user guide contain a built-in and non-removable rechargeable lithium- ion battery.
- Page 4 Your hearing aids and chargers have been developed by Phonak – a world leader in hearing solutions based in Zurich, Switzerland. These premium products are the result of decades of research and expertise and are designed with your well-being in mind. We thank you for making such a great choice and wish you many years of listening pleasure.
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Page 5: Table Of Contents
Contents Your hearing aid and charger Quick guide Parts of the hearing aid and charger Instructions for using the charger Preparing the charger Charging the hearing aid Instructions for using the hearing aid Left and right hearing aid markings Putting on the hearing aid Removing the hearing aid Multi-function button with indicator light On/Off... - Page 6 Further information 16. myPhonak and myPhonak Junior apps overview 41 17. Roger™ overview 18. Environmental conditions 19. Care and maintenance 20. Exchanging the earpiece 21. Exchanging the earwax protection of your SlimTip 22. Service and warranty 23. Compliance information 24. Information and description of symbols 25.
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Page 7: Quick Guide
1. Quick guide Charging your hearing aid Before using your hearing aid for the first time, it is recommended to charge it for 3 hours. After placing your hearing aid in the charger, the indicator light will show the charging state of the battery until the hearing aid is fully charged. - Page 8 Multi-function button with indicator light The button has several functions. It functions as an on/off switch, a volume control and/or a program change depending on the hearing aid programming. This is indicated in your individual “Hearing aid instructions”. On/Off: Firmly press the lower part of the button for 3 seconds until the indicator light blinks.
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Page 9: Parts Of The Hearing Aid And Charger
2. Parts of the hearing aid and charger The following pictures show the hearing aid model and charger accessory described in this user guide. You can identify your personal models by: • Checking “Your hearing aid and charger details” on page 3. - Page 10 Phonak Charger Combi BTE / Phonak Charger Combi BTE 2 Charger Combi BTE / Charger Combi BTE 2 Space for earpieces Hearing aid charging slots with left/right indicators Phonak Charger Combi BTE / Phonak Charger Combi BTE 2 with optional Power Pack...
- Page 11 micro-USB port Battery check button Indicator light for battery status and external power Power Pack lock and release Power adapter and charger specification Power adapter output voltage: 5 VDC +/-10%, current 500 mA - 1 A Power adapter input voltage: 100-240 VAC, 50/60Hz, current 0,25 A Charger input voltage:...
- Page 12 Phonak Charger BTE RIC Hearing aid charging slots with left/right indicators USB-C port Indicator light for power...
- Page 13 5 VDC +/-10%, current 1 A USB cable specifications 5 V min. 1 A, USB-A to USB-C, maximum length 3 m The Phonak Charger BTE RIC may be used with an external power supply that fulfills the specifications in the table above Accessories USB cable...
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Page 14: Preparing The Charger
3. Preparing the charger Connecting to the power supply a) Plug the larger end of the charging cable into the power adapter b) Plug the smaller end into the USB port on the charger c) Plug the power adapter into a power outlet d) The indicator light next to the USB port will light up green when the charger is connected to the power outlet... -
Page 15: Charging The Hearing Aid
4. Charging the hearing aid Low power: You will hear two beeps when the battery is low. You will have approximately 60 minutes before you have to charge the hearing aids (this can vary, depending on the hearing aid settings). The hearing aid contains a built-in and non-removable rechargeable lithium-ion battery. - Page 16 4.1 Using the charger Please refer to chapter 3 for how to set up the charger. Insert the hearing aid into the charging slot. Make sure the left and right hearing aid markings match the left (blue) and right (red) indicators next to the charging slots.
- Page 17 The charging process will automatically stop when the battery is fully charged, so the hearing aid can be safely left in the charger. It can take up to 3 hours to charge the hearing aid. The charger lid can be closed while charging.
- Page 18 Remove the hearing aid from the charger by: 1. Pulling the hearing aid gently toward you and 2. Lifting it out of the charger. By default, the hearing aids are programmed so that they turn on automatically when they are removed from a charger that is connected to the power supply.
- Page 19 Do not hold the earpiece to remove the hearing aid from the charger as this can damage the tube. Turn off your hearing aid before inserting it in the disconnected charger to store it. If you unplug the charger while the hearing aid is charging inside, please make sure to turn off the hearing aid to prevent discharge.
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Page 20: Left And Right Hearing Aid Markings
5. Left and right hearing aid markings There is a blue or red marking on the back of the hearing aid. This will tell you if it is a left or a right hearing aid. Blue marking Red marking for left hearing aid. for right hearing aid. -
Page 21: Putting On The Hearing Aid
6. Putting on the hearing aid 6.1 Putting on the hearing aid with classic earmold Take the earmold up to your ear and place the ear canal part into your ear canal. Place the hearing aid behind your ear. Insert the upper part of the earmold into the upper part of the bowl of your ear. - Page 22 6.2 Putting on the hearing aid with dome, SlimTip or universal eartip Place the hearing aid behind your ear. Insert the earpiece into your ear canal. If there is an anchor attached to the earpiece, tuck it into the bowl of your ear to secure your hearing aid.
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Page 23: Removing The Hearing Aid
7. Removing the hearing aid 7.1 Removing the hearing aid with classic earmold Lift the hearing aid above the upper part of your ear. Grab the earmold with your fingers and gently remove it. Please try to avoid gripping the tube to remove the hearing aid. - Page 24 7.2 Removing the hearing aid with dome, SlimTip or universal eartip Hold the bend of the tube and pull to remove the hearing aid from behind the ear.
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Page 25: Multi-Function Button With Indicator Light
8. Multi-function button with indicator light The multi-function button has several functions. It functions as an on/off switch, a volume control and/or a program change depending on the hearing aid programming. This is indicated in your individual “Hearing aid instructions”. Please ask your hearing care professional for a printout. -
Page 26: On/Off
9. On/Off Switch on the hearing aid By default, the hearing aid is configured to switch on automatically when removed from the charger connected to the power supply. If this function is not configured or if the charger is not connected to the power supply, firmly press and hold the lower part of the button for 3 seconds until the indicator light blinks. -
Page 27: Tap Control
10. Tap Control Tap Control is only available for models L90 and L70. If paired with a Bluetooth® enabled device, multiple functions can be accessed using Tap Control e.g. accept/end phone call, pause/resume streaming, start/stop voice assistant. This is indicated in your individual “Hearing aid instructions”. -
Page 28: Connectivity Overview
The illustration below shows the connectivity options available for your hearing aid. Bluetooth® enabled devices TV Connector connected to TV* Phonak RemoteControl Roger microphone * The TV Connector can be connected to any audio source such as a TV, PC or hi-fi system. -
Page 29: Initial Pairing
12. Initial pairing 12.1 Initial pairing to a Bluetooth® enabled device It is only necessary to perform the pairing procedure once with each device featuring Bluetooth® wireless technology. After the initial pairing, your hearing aid will connect automatically to the device. Initial pairing can take up to 2 minutes. - Page 30 Select the hearing aid from the list to simultaneously pair both hearing aids. A beep confirms successful pairing. For more information about pairing instructions for Bluetooth® wireless technology, specific to some of the most popular phone manufacturers, go to: https://www.phonak.com/com/en/support.html...
- Page 31 12.2 Connecting to the device After being paired to your device, your hearing aid will automatically connect again when switched on. The connection will be maintained as long as the device remains ON and within range. Your hearing aid can be connected to up to two devices and paired to up to eight devices.
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Page 32: Phone Calls
13. Phone calls Your hearing aid connects directly with Bluetooth® enabled phones. When paired and connected to your phone, you will hear notifications and the caller’s voice directly in your hearing aid. Phone calls are “hands free”, this means your voice is picked up by the hearing aid microphones and transmitted back to the phone. - Page 33 13.1 Making a call Enter the phone number and press the dial button. You will hear the dialing tone through your hearing aid. Your voice is picked up by the hearing aid microphones and transmitted to the phone. Alternatively, for models L90 and L70, tap the top of your ear twice to request the voice assistant to dial the phone number.
- Page 34 13.2 Accepting a call When receiving a call, an incoming-call notification will be heard in the hearing aid. The call can be accepted by tapping the top of your ear twice (only available for models L90 and L70), a short press on the upper or lower part of the multi-function button on the hearing aid (less than 2 seconds) or directly on your phone.
- Page 35 13.3 Ending a call A call can be ended by tapping the top of your ear twice (only available for models L90 and L70), a long press on the upper or lower part of the multi-function button on the hearing aid (more than 2 seconds) or directly on your phone.
- Page 36 13.4 Rejecting a call An incoming call can be rejected by a long press on the upper or lower part of the multi-function button on the hearing aid (more than 2 seconds) or directly on your phone. Long press > 2 sec...
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Page 37: Flight Mode
14. Flight mode Your hearing aid operates between 2.4 GHz–2.48 GHz frequency range. When flying some operators require all devices to be switched into flight mode. Entering flight mode will not disable normal hearing aid functionality, only the Bluetooth® connectivity functions. - Page 38 14.1 Enter flight mode To disable the wireless function and enter flight mode in each hearing aid: If the hearing aid is turned off, proceed to Step 2. If the hearing aid is on, turn it off by pressing and holding the lower part of the button for 3 seconds, until the indicator light turns solid red for 3 seconds, meaning that...
- Page 39 14.2 Exit flight mode To enable the wireless function and exit flight mode in each hearing aid: Switch the hearing aid off and then on again - refer to chapter 9.
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Page 40: Rebooting Your Hearing Aid
15. Rebooting your hearing aid Follow the steps below if your hearing aid is in an error state. This will not remove or delete any program or setting. Press the lower part of the multi-function button for at least 15 seconds. It does not matter if the hearing aid is switched on or off before you start pressing the button. -
Page 41: Myphonak And Myphonak Junior Apps Overview
16. myPhonak and myPhonak Junior apps overview To learn more about myPhonak, please visit the webpage https://www.phonak.com/en-int/hearing- devices/apps/myphonak or scan the QR code To install myPhonak please scan the QR code To learn more about myPhonak Junior, please visit the webpage www.phonak.com/junior-ug... -
Page 42: Roger™ Overview
To learn more about the Roger technology and microphones, please visit the webpage www.phonak.com/roger or scan the QR code. Roger™ microphones are sold separately. * RogerDirect™ requires the installation of Roger receivers into the Phonak hearing aids by a hearing care professional. -
Page 43: Environmental Conditions
18. Environmental conditions The product is designed such that it functions without problems or restrictions if used as intended, unless otherwise noted in these user guides. Please ensure to use, charge, transport and store the hearing aid according to the following conditions: Hearing aids: Charging and Transport... - Page 44 Chargers: Operating Transport Storage Temperature +5 to +40 °C -20 to +60 °C -20 to +60 °C (+41 to +104 °F) (-4 to +140 °F) (-4 to +140 °F) Maximum range 0% to 85% 0% to 70% 0% to 70% Humidity (non condensing) 500 to 1060 hPa...
- Page 45 15 minutes before starting the device after recommended environmental conditions are restored. Phonak Charger Combi BTE and Phonak Charger Combi BTE 2 are classified as IP22. This means that the chargers are protected from vertically falling drops of water when the charger is tilted up to 15 degrees from the horizontal.
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Page 46: Care And Maintenance
19. Care and maintenance Expected Service Life: The hearing aids and the compatible charger have the expected service life of five years. The devices are expected to remain safe for use for this duration. Commercial service period: Routine and diligent care of your hearing aids and charger will contribute to the outstanding performance for the duration of the expected service life of your devices. - Page 47 General information Before using hair spray or applying cosmetics, you should remove your hearing aid from your ear, because these products may damage it. Make sure that you always completely dry your hearing aid after use. Store the hearing aid in a safe, dry and clean place. Your hearing aids are resistant to water, sweat and dust under the following conditions: •...
- Page 48 Daily Hearing aid: Inspect the earpiece and tube for earwax and moisture deposit. Clean the surfaces with a lint-free cloth. Never use cleaning agents such as household detergents, soap, etc. for cleaning your hearing aid. It is not recommended to rinse these parts with water, as this could cause moisture to be trapped in the tube.
- Page 49 Monthly Hearing aid: Inspect your hearing tube for color changes, hardening, or cracks. In the case of such changes, the hearing tube has to be replaced. Please see your hearing care professional. Always make sure that the charger is disconnected from the power mains before cleaning.
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Page 50: Exchanging The Earpiece
20. Exchanging the earpiece Your hearing aid is fitted with an earpiece, which can be a dome, an earmold, a SlimTip or a universal eartip. Please check the earpiece regularly and exchange or clean it if it looks dirty or if the hearing aid volume or sound quality is reduced. - Page 51 20.1 Removing the earpiece from the SlimTube Remove the earpiece from the SlimTube by holding the SlimTube in one hand and the earpiece in the other. Gently pull on the earpiece to remove. Clean the SlimTube with a lint-free cloth.
- Page 52 20.2 Attaching the earpiece to the SlimTube Hold the SlimTube in one hand and the earpiece in the other. Slide the earpiece over the tip of the SlimTube. The SlimTube and the earpiece should fit perfectly together.
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Page 53: Exchanging The Earwax Protection Of Your Slimtip
21. Exchanging the earwax protection of your SlimTip Insert the removal side of the exchange tool into the used earwax protector. The shaft of the holder should touch the rim of the earwax protector. Carefully pull and remove the earwax protector straight out. Do not twist the earwax protector when removing. - Page 54 To insert the new earwax protector, gently push the insertion side of the exchange tool straight into the hole of the SlimTip until the outer ring is perfectly aligned. Pull the tool straight out. The new earwax protector will remain in place.
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Page 55: Service And Warranty
22. Service and warranty Local warranty Please ask the hearing care professional where you purchased your hearing aids and chargers about the terms of the local warranty. International warranty Sonova AG offers a one year limited international warranty, valid from the date of purchase. This limited warranty covers manufacturing and material defects in the hearing aid and chargers, but not accessories such as batteries, tubes, earpieces,... - Page 56 Warranty limitation This warranty does not cover damage from improper handling or care, exposure to chemicals or undue stress. Damage caused by third parties or non-authorized service centers renders the warranty null and void. This warranty does not include any services performed by a hearing care professional in their office.
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Page 57: Compliance Information
2017/745 as well as the Radio Equipment Directive 2014/53/EU. The full text of the EU Declaration of Conformity can be obtained from the manufacturer or the local Phonak representative whose address can be taken from the list on www.phonak.com/en-int/certificates (Phonak worldwide locations). - Page 58 New Zealand market under conformity level A1. Great Britain: Declaration of conformity for Phonak Charger Combi BTE 2 and Phonak Charger Combi BTE Sonova AG declares that the product complies with the requirements of the UK Medical Device Regulation 2002 and Radio Equipment Regulation 2017 as they apply to equipment being supplied in or into Great Britain from 1.
- Page 59 The wireless models listed on page 2 are certified under: Phonak Naída L-PR (L90/L70/L50/L30) Phonak Naída L-PR Trial FCC ID: KWC-BPR Canada IC: 2262A-BPR Notice 1: This device complies with Part 15 of the FCC Rules and with RSS-210 of Industry Canada. Operation is subject to...
- Page 60 Notice 3: This device has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules and ICES-003 of Industry Canada. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
- Page 61 Charger: Please keep at least 20 cm separation distance between the charger and the human body during operation. Radio information of your hearing aid Antenna type Resonant loop antenna Operation frequency 2.4 GHz – 2.48 GHz Modulation GFSK, Pi/4 DPSK, GMSK Radiated power (EIRP) <...
- Page 62 Harmonic Complies emissions Voltage fluctuations / Complies flicker emissions Electromagnetic compatibility (EMC) Phonak hearing aids and charging accessories are EMC-tested in conformity with the requirements of IEC 60601-1-2:2014 or IEC 60601-1-2:2014 A1 2020.
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Page 63: Information And Description Of Symbols
24. Information and description of symbols With the CE symbol, Sonova AG confirms that this product – including accessories – meets the requirements of the Medical Devices Regulation (EU) 2017/745 as well as the Radio Equipment Directive 2014/53/EU. The numbers after the CE symbol correspond to the code of certified institutions that were consulted under the above-mentioned regulation and directive. - Page 64 Indicates the date when the medical device was manufactured Indicates the Authorized representative in the European Community. The EC REP is also the importer to the European Union. This symbol indicates that it is important for the user to read and take into account the relevant information in these user guides.
- Page 65 Important information for handling and product safety. This symbol confers that the electromagnetic interference from the device is under limits approved by the US Federal Communications Commission. Indicates a device’s compliance with applicable Radio Spectrum Management’s (RSM) and Australian Communications and Media Authority (ACMA) regulatory arrangements for the legal sale in New Zealand and Australia.
- Page 66 The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Sonova AG is under license. Other trademarks and trade names are those of their respective owners. Japanese mark for certified radio equipment.
- Page 67 This symbol indicates that electronic instructions for use are available. Ingress Protection Rating. IP68 rating indicates that the hearing aid is water and dust resistant. It survived continuous immersion in 1 meter of fresh water for 60 minutes and 8 hours in a dust chamber as per the IEC60529 standard.
- Page 68 Indicates the range of humidity to which the medical device can be safely exposed. Indicates the range of atmospheric pressure to which the medical device can be safely exposed. During transportation keep dry. The symbol with the crossed-out garbage bin is to make you aware that this hearing aid as well as the charger may not be thrown away as normal household waste.
- Page 69 Symbols applicable to the European power supply only Power supply with double isolation. Device designed for indoor use only. Safety isolating transformer, short circuit proof.
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Page 70: Troubleshooting
25. Troubleshooting Problem Causes Hearing aid whistles Hearing aid not inserted correctly into ear Cerumen in ear canal Hearing aid too loud Volume too loud Hearing aid not loud Volume too low enough or distorted Low battery Earpiece blocked Hearing has changed Hearing aid plays two Indication for low battery beeps... - Page 71 What to do Insert hearing aid correctly (chapter 6) Contact your hearing care professional Decrease volume if volume control available (chapter 8) Increase volume if volume control available (chapter 8) Charge hearing aid (chapter 4) Clean earpiece (chapter 19) Contact your hearing care professional Charge hearing aid (chapter 4) Clean earpiece (chapter 19) Press the lower part of the multi-function button for 3 seconds...
- Page 72 Hearing aid not paired to the phone Charging does not start Charger not connected to power supply Hearing aid not inserted correctly into charger If the problem persists, contact your hearing care professional for assistance. Please check https://www.phonak.com/en-int/support for further information.
- Page 73 What to do Clean contacts of hearing aid and charger Warm hearing aid up. Operating temperature range is +5° to +40° Celsius (+41° to +104° Fahrenheit) Contact your hearing care professional Switch on hearing aid (chapter 9) Reboot hearing aid (chapter 15) Contact your hearing care professional.
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Page 74: Important Safety Information
Hearing aid: The hearing aid is intended to amplify and transmit sound to the ear and thereby compensate for impaired hearing. Tinnitus Balance Software: The Phonak Tinnitus Balance software is intended for use by people with tinnitus who also desire amplification. It provides supplementary noise stimulation which can help defocus the user`s attention from their tinnitus. - Page 75 Intended User Hearing aid: Intended for: • People with hearing loss • Caregivers of the person with hearing loss • Hearing care professional responsible for adjusting the hearing aid Charging accessories: Intended for people with hearing loss using the compatible rechargeable hearing aids, their caregivers and hearing care professional.
- Page 76 Clinical indication for the use of Tinnitus Balance Software feature is: Presence of chronic tinnitus (>3 months, after occurrence) in addition to the presence of hearing loss Charging accessories: Please note, indications are not derived from the charging accessories, but from the compatible hearing aids.
- Page 77 Intended Patient Population Hearing aid: This device is intended for patients from 3 years of age who fulfill the clinical indication for this product. The tinnitus software feature is intended for patients from 18 years of age who fulfil the clinical indication for this feature.
- Page 78 • Visible evidence of significant cerumen accumulation or a foreign body in the ear canal; • Pain or discomfort in the ear; • Abnormal appearance of the eardrum and ear canal such as: • Inflammation of the external auditory canal •...
- Page 79 If the patient has given their informed and competent decision not to accept advice to seek a medical opinion, it is permissible to proceed to recommend appropriate hearing aid systems subject to the following considerations: • The recommendation will not have any adverse effects on the patients health or general well being;...
- Page 80 Side effects: Physiological side-effects of hearing aids like tinnitus, dizziness, wax build up, too much pressure, sweating or moisture, blisters, itching and/or rashes, plugged or fullness and their consequences like headache and/or ear pain, may be resolved or reduced by your hearing care professional. Conventional hearing aids have the potential to expose patients to higher levels of sound exposure, which might result in threshold shifts in the frequency range affected by...
- Page 81 hearing aid is only part of hearing habilitation and may need to be supplemented by auditory training and instruction in lipreading. Feedback, poor sound quality, too loud or too soft sounds, inadequate fitting or problems when chewing or swallowing, can be resolved or improved during the fine-tuning process at the fitting procedure by your hearing care professional.
- Page 82 26.1 Hazard warnings Your device operates between 2.4 GHz and 2.48 GHz frequency range. When flying please check if flight operator requires devices to be switched into flight mode, see corresponding chapter regarding flight mode in this user guide. The hearing aids (specially programmed for each hearing loss) must only be used by the intended person.
- Page 83 In very rare cases if not securely attached, a dome or cerumen stop can remain in your ear canal when removing the hearing aid from the ear. In the unlikely case that such part gets stuck in your ear canal, it is strongly recommended to see a physician for safe removal.
- Page 84 The following is only applicable for persons with active implantable medical devices (i.e. pacemakers, defibrillators, etc.): • Keep the wireless hearing aid at least 15 cm (6 inches) away from the active implant. If you experience any interference, do not use the wireless hearing aids and contact the manufacturer of the active implant.
- Page 85 Portable RF communications equipment (including peripherals such as antenna cables and external antennas) should be used no closer than 30 cm (12 inches) to any part of the hearing aids, including cables specified by the manufacturer. Otherwise, degradation of the performance of this equipment could result.
- Page 86 Avoid strong physical impacts to the ear when wearing a hearing aid with customized earpiece. The stability of customized earpieces is designed for normal use. A strong physical impact to the ear (e.g. during sports) may cause the customized earpiece to break. This may lead to perforation of the ear canal or eardrum.
- Page 87 The majority of hearing aid users have a hearing loss for which a deterioration in hearing is not to be expected with regular use of a hearing aid in everyday situations. Only a small group of hearing aid wearers with hearing loss, may be at risk of deterioration in hearing after a long period of use.
- Page 88 Do not place these rechargeable devices in your checked-in luggage when traveling by plane as they contain lithium-ion batteries. The devices should be placed in your carry-on/hand luggage. Only use the device according to the environmental conditions specified in Chapter 18. Using the device otherwise may heat the hearing aid up to temperatures, which in the worst-case scenario can lead to skin burns.
- Page 89 26.2 Information on product safety These hearing aids are water resistant and not waterproof. They are designed to withstand normal activities and occasional accidental exposure to extreme conditions. Never immerse your hearing aid in water! These hearing aids are not specifically designed for extended periods of water submersion on a continual basis, that is worn in activities such as swimming or bathing.
- Page 90 The dome should be changed every three months or when it becomes stiff or brittle. This is to prevent the dome from detaching from the tube spout during insertion into or removal from the ear. Do not drop your hearing aid or charging accessories! Dropping onto a hard surface can damage your hearing aid or charger.
- Page 91 Hearing aids don’t need to be removed when passing security gates (airports etc.). If X-ray is used at all, it will be in very low doses, and will not affect the hearing aids. Do not use your hearing aid or your charger in areas where electronic equipment is prohibited.
- Page 92 Max-Eyth-Strasse 20 12 Inglewood Place, 70736 Fellbach-Oeffingen Norwest NSW 2153 Germany Australia UK Responsible person and UK Importer: Manufacturer: Sonova UK Limited Sonova AG Sonova House Laubisrütistrasse 28 Lakeside Drive, Centre Park CH-8712 Stäfa WA1 1RX Warrington Switzerland www.phonak.com United Kingdom...
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