Sony MDR-XB550AP - Stereo Headphones Operating Instructions

Sony MDR-XB550AP - Stereo Headphones Operating Instructions


Sony MDR-XB550AP - Stereo Headphones Operating Instructions

How to use

How to use - Step 1

  1. Multi-function button
  2. Microphone

How to use - Step 2
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.

Compatible products

Use this unit with smartphones.


  • If you connect to an unsupported smartphone, the microphone of this unit may not function, or the volume level may be low.
  • This unit is not guaranteed to operate digital music players.

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.


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

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.

  • Because the headphones are of a high density enclosure, forcing them against your ears may result in eardrum damage. Avoid using the headphones where they are liable to be struck by people or other objects, such as a ball, etc. Pressing the headphones against your ears may produce a diaphragm click sound. This is not a malfunction.

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).

Documents / Resources


Download manual

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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