Bringing out the best of your beats with enhanced bass performance, the XB-Series
earbuds deliver crisp sounds and deep feeling bass. The vertical in-the-ear design
houses a high-sensitivity driver, while soft hybrid silicone earbuds provide a comfortable
t. The result is outstanding audio quality and long-term comfort.
Powerful Bass
Specially designed, powerful drivers housed in a tightly sealed acoustic design result
in ultimate bass reproduction.
Snug Fit
In-the-ear style combined with 4 hybrid silicone earbuds sizes translates to a proper
t and long-term wearing comfort.
Flat cord
The durable, 1.2m at cord has a smooth nish and reduces tangles, so you can get
caught up in your music, not your cord.
Specications
©2011 Sony Electronics Inc. All rights reserved. Sony and the Sony logo are trademarks of Sony. All other
trademarks are property of their respective owners. Features and specications are subject to change
without notice. /Updated: August 4, 2011
Audio
Driver Unit 9 mm driver, dome type
Frequency Response 5 to 23,000Hz
Impedance 16 ohms at 1kHz
Sensitivity (db) 103 dB/mW
Audio Features
Ear Cups Closed, Dynamic
General
Design In-Ear, Portable-music/movie/games
Magnet Neodymium
Plug Gold-plated L-shaped stereo mini
Type of Use Portable
Power
Power Handling Capacity 100 mW
Weights and Measurements
Cord Length (Approx.) 47-1/4 in. (1.2 m). at cord, Y-type
Weight (Approx.) .14 oz. (4 g)
Accessories
Supplied Accessories
Operating Instructions (1)
Hybrid Silicone Earbuds (SSx2, Sx2, Mx2, Lx2)
Carrying Case (1)
Clip (1)
Optional Accessories EP-EX10A replacement buds (SS,S,M,L)
MDR-XB21EX
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General
Weight and Dimensions
