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If you install the Smart Key app* from Google PlayTM store, the track and volume adjustment on your smartphone will be enabled with multi-function button.
* Smart Key is an application for XperiaTM, AndroidTM OS 4.0 and above. The app may not be available in some countries and/or regions, and may not be used with unsupported smartphone models.
Use this unit with smartphones.
Notes
Using the Multi-function button*
Press once to answer the call, press again to end; press to play/pause a track.
Available operations for iPhone
Plays/pauses a track of the connected iPhone product with a single press. Skips to the next track with a double press. Skips to the previous track with a triple press. Starts the "VoiceOver**" feature with a long press (if available). Hold down for about two seconds to reject an incoming call. When you let go, two low beeps confirm the call was rejected.
* The button function may vary depending on the smartphone.
** Availability of the "VoiceOver" feature depends on iPhone and its software version.
Headphones
Type: Closed, dynamic / Driver unit: 30 mm, dome type (CCAW Voice Coil) / Power handling capacity: 1,000 mW (IEC*) / Impedance: 24 Ω at 1 kHz / Sensitivity: 102 dB/mW / Frequency response: 5 Hz – 22,000 Hz / Cable: Approx. 1.2 m, Litz wire, Y-type / Plug: L-shaped gold-plated 4-pole mini plug / Mass: Approx. 180 g without cable
Microphone
Type: Electret condenser / Directivity: Omni directional / Open circuit voltage level: –40 dB (0 dB = 1 V/Pa) / Effective frequency range: 20 Hz – 20,000 Hz
* IEC = International Electrotechnical Commission
Design and specifications are subject to change without notice. iPad, iPhone and iPod are trademarks of Apple Inc., registered in the U.S. and other countries.
XperiaTM is a trademark of Sony Mobile Communications AB.
AndroidTM and Google PlayTM are trademarks or registered trademarks of Google, Inc.
High volume may affect your hearing. For traffic safety, do not use while driving or cycling.
Optional replacement earpads can be ordered from your nearest Sony dealer.
The validity of the CE marking is restricted to only those countries where it is legally enforced, mainly in the countries EEA (European Economic Area).
Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.
Download Sony MDR-XB550AP - Stereo Headphones Operating Instructions
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