Audio Technica ATH-AC5TW User Manual
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Audio Technica ATH-AC5TW User Manual

Audio Technica ATH-AC5TW User Manual

Wireless open-ear headphones
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ATH-AC5TW
Wireless Open-Ear Headphones
User Manual
English

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Summary of Contents for Audio Technica ATH-AC5TW

  • Page 1 ATH-AC5TW Wireless Open-Ear Headphones User Manual English...

  • Page 2: Safety Precautions

    Safety precautions Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure safety, observe all warnings and cautions while using the product. Cautions for the headphones Do not use the product near medical equipment. Radio waves may affect cardiac pacemakers and medical electronic equipment.

  • Page 3: Cautions For Rechargeable Battery

    Safety precautions Do not charge the battery if the terminal of the USB charging cable is bent, loose, or damaged. Doing so may cause heat generation, smoke emission, fire or electric shock. When charging, make sure to use the included USB charging cable. Do not charge with devices that have quick-charge functionality (with a voltage of 5 V or more).

  • Page 4: Notes On Use

    Notes on use Be sure to read the connected device’s user manual before use. Audio-Technica will not be liable in any way for any loss of data in the unlikely event that such losses should occur while using the product. On public transportation or in other public places, keep the volume low so as not to disturb other people.
  • Page 5 About water-resistant (drip-proof) performance The water-resistant (drip-proof) specification of this product applies only to the headphones, not the charging case. The water-resistant (drip-proof) performance is designed to protect the headphones if they get wet from rain, etc. (equivalent to IPX4). JIS/IEC protection grade IPX4 means that the product is protected against exposure to flying water from all directions.

  • Page 6: For A More Comfortable Bluetooth Communication Experience

    For a more comfortable Bluetooth communication experience The effective communication range of this product varies depending on obstructions and radio wave conditions. For a more enjoyable experience, please use the product as close as possible to the Bluetooth device. To minimize noise and sound disruptions, avoid placing your body or other obstacles between the product’s antenna and the Bluetooth device.

  • Page 7: Part Names And Functions

    Part names and functions Headphones Protrusion The L (left) side has a protrusion for distinguishing between the left and right. Touch sensor Use to play/pause music and answer phone calls. Microphone Indicator lamp Displays the operating status and battery level of the headphones. L/R (left/right) indicator Speaker Vent...

  • Page 8: Charging Case

    Part names and functions Charging case Reset button Cover Indicator lamp Lights/flashes when charging the charging case. Also displays the battery level of the charging case. Battery jack Use to connect the included USB charging cable and charge the product.

  • Page 9: Removing The Insulation Sheet

    Part names and functions Accessories ™ USB charging cable (50 cm (20"), USB Type-A / USB Type-C The USB charging cable is equipped with an overheat protection function. Removing the insulation sheet Remove the insulation sheet before use. Insulation sheet...

  • Page 10: Charging The Battery

    Charging the battery Fully charge the battery when using for the first time. When the rechargeable battery is running low, the voice guidance will play the message “Low battery”, and the indicator lamp will change from white to orange. Charge the battery as soon as possible. It takes about 2 hours to fully charge the headphones, and about 2 hours to fully charge the charging case.
  • Page 11 Charging the battery Indicator lamp Connect the included USB charging cable (USB Type-A side) to the computer to start charging. While charging, the indicator lamp on the charging case lights/flashes as follows. (It may take several seconds for the indicator lamp to light.) Indicator lamp Indicator lamp Status...
  • Page 12 Charging the battery When charging, make sure to use the included USB charging cable. The product may not charge with cables other than the included USB charging cable. Always make sure the headphones are not wet before charging. The headphones may not operate correctly or may not turn on if they are wet.
  • Page 13 Charging the battery Indicator lamp Status Lights in white Charging Charging complete / Charging case battery has no power If sweat or other moisture is left on the charging terminal of the headphones or charging case, it can cause corrosion of the charging terminal and make charging impossible. After using the headphones, be sure to gently clean the charging terminal with a dry, soft cloth or cotton swab.

  • Page 14: Power Supply On/Off

    Power supply ON/OFF Turning on the product Remove the headphones from the charging case. The power will turn on automatically and the indicator lamps on the headphones will light in white and then flash. It is also possible to turn on the power using only the headphones. With the headphones removed from the charging case, touch and hold (about 4 seconds) the touch sensor.

  • Page 15: Auto Power Off Function

    Power supply ON/OFF The power will turn off automatically. It is also possible to turn off the power using only the headphones. With the headphones removed from the charging case, touch and hold (about 4 seconds) the touch sensor. Auto power off function The product automatically turns off after 5 minutes of not being connected to a Bluetooth device.

  • Page 16: Connecting Via Bluetooth

    Use your Bluetooth device to begin the pairing process and search for the product. When your Bluetooth device finds the product, “ATH-AC5TW” will be displayed on the device. For information about using your Bluetooth device, refer to the device’s user manual.

  • Page 17: About Pairing

    Connecting via Bluetooth The headphone indicator lamps will turn off. This indicates pairing was successfully completed. Pairing with a second or later Bluetooth device Once the indicator lamp lights in white after both headphones (L (left) and R (right) sides) are placed in the charging case (with battery remaining), press and hold (for about 2 seconds) the reset button on the charging case.
  • Page 18 The headphones will switch to “searching for devices” (pairing mode). Perform pairing with the second Bluetooth device. Turn on the Bluetooth feature of the first Bluetooth device, and connect to “ATH-AC5TW.” If the product does not connect, restart its power.

  • Page 19: Wearing The Product

    Wearing the product Place the side of the product marked “L” (left) onto the left ear and the side marked “R” (right) onto the right ear. After putting the product on, adjust the position so that you can hear music and voices clearly.

  • Page 20: Touch Sensors

    Touch sensors The product has touch sensors. When performing operations, touch the sensors using the pad of your finger, not the fingertip. Operate the touch sensor with one finger. Operating with a sharp-tipped object, such as a ballpoint pen or pencil, may result not only in incorrect operation, but also damage to the touch sensor.

  • Page 21: Using The Product

    Using the product The product can use Bluetooth wireless technology to connect to your device and play music, receive phone calls, etc. Use the product for whichever of these purposes suits your needs. Note that Audio-Technica cannot guarantee the operation of displays, such as the battery level display, or applications via Bluetooth devices. Listening to music To connect for the first time, pair the product and your device via Bluetooth wireless technology.

  • Page 22: Talking On The Phone

    Using the product L (left) or R (right) side headphone touch sensor operations Touch sensor Operation Function Touch Starts or pauses playback. The controls explained above may not be available on some smartphones. Talking on the phone If your Bluetooth device supports telephone features, you can use the product to talk on the phone. Remove the headphones from the charging case and place them in your ears.
  • Page 23 Using the product To end a call, touch and hold (about 2 seconds) the touch sensor on the L (left) or R (right) side headphone. Calls can be ended from either the L (left) or R (right) side headphone. If the call was received while listening to music, playback is resumed. Music playback may not be resumed on some Bluetooth devices.

  • Page 24: Battery Level

    Indicator lamps on the headphones Pairing Status Indicator lamp display pattern ○ - ○ - ○  ・ ・・ Searching for devices Flashing white (gradually lighting up) Connecting Status Indicator lamp display pattern ○ ----- ○ ----- ○  ・ ・・ Connecting Flashing white in 5-second intervals -- -- -- -- -- --   ・ ・・ Music is playing Battery level Status...

  • Page 25: Voice Guidance

    Voice guidance The product plays English voice guidance in the following situations. Situation Voice guidance Battery level is low Low battery...

  • Page 26: Cleaning The Headphones

    Cleaning Get into the habit of regularly cleaning the product to ensure that it will last for a long time. Do not use alcohol, paint thinners, or other solvents for cleaning purposes. Cleaning the headphones To clean the headphones, wipe with a dry cloth. The headphones may not operate correctly or may not turn on if they are wet.
  • Page 27 Cleaning Cleaning the charging case / USB charging cable Wipe any dirt off the charging case with a dry cloth. Immediately wipe off any moisture such as sweat that has splashed onto the charging case battery jack, the charging terminals, etc. Failure to do so may result in a malfunction due to corrosion. Wipe away any perspiration or dirt from the USB charging cable with a dry cloth immediately after use.
  • Page 28 Cleaning Charging case charging terminal...
  • Page 29 Forced pairing mode / reset If the product does not connect to a device (forced pairing mode) If pairing cannot be cancelled or is not successful, you can use forced pairing mode to perform pairing again. Once the indicator lamp lights in white after both headphones (L (left) and R (right) sides) are placed in the charging case (with battery remaining), press and hold (for about 2 seconds) the reset button on the charging case.

  • Page 30: Troubleshooting

    Troubleshooting Headphone power does not turn on Charge the headphones. When the battery level of the charging case is depleted, the power cannot be turned on/off even when the headphones are removed from or placed in the charging case. Charge the charging case. It is also possible to turn on the power using only the headphones.
  • Page 31 Troubleshooting Sound only comes out of one headphone Make sure there is battery level remaining. Place the headphones in the charging case and close the cover, then remove the headphones and perform the operation again. Sound is distorted / Noise is heard / Sound cuts out Turn down the volume on the Bluetooth device.
  • Page 32 Troubleshooting The charging case or headphones may be hot. Allow the temperature of the product to cool sufficiently before charging in a well-ventilated place (10 to 35°C (50 to 95°F)) away from direct sunlight. For details about how to operate your Bluetooth device, refer to the device’s user manual.

  • Page 33: Communication Specifications

    Specifications Headphones Type Dynamic Driver 17 mm (0.67") × 12 mm (0.47") Sensitivity 100 dB/mW Microphone Type MEMS type Polar pattern Omnidirectional Sensitivity -38 dB (1 V/Pa, at 1 kHz) Frequency response 100 to 10,000 Hz Communication specifications Communication system Bluetooth version 5.4 Maximum RF output 10 mW EIRP...
  • Page 34 Specifications Other Headphones: DC 3.7 V lithium ion battery Power supply Charging case: DC 3.7 V lithium ion battery Headphones: Approx. 2 hours Charging time Charging case: Approx. 2 hours (USB charging) Continuous transmission time (music playback): Operating time Max. approx. 13 hours (headphones) Max.
  • Page 35 Trademarks ® The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc., and any use of such marks by Audio-Technica Corporation is under license. Other trademarks and trade names are those of their respective owners. ™ USB Type-C is a trademark of USB Implementers Forum.
  • Page 36 株式会社オーディオテクニカ 〒194-8666 東京都町田市西成瀬2-46-1 www.audio-technica.co.jp Audio-Technica Corporation 2-46-1 Nishi-naruse, Machida, Tokyo 194-8666, Japan www.audio-technica.com ©2025 Audio-Technica Corporation Global Support Contact: www.at-globalsupport.com 351719730-02-01 ver.1 2025.03.01...

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