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Specifications

© 2011 Sony Electronics Inc. All rights reserved. Reproduction in whole or in part without 
written permission is prohibited. Sony and the Sony logo are trademarks of Sony. Features 

and specifications are subject to change without notice. Non-metric weights and 
measures are approximate and may vary. /Updated: December 20, 2011

Audio

Driver Unit

13.5 mm diameter, dome type (CCAW adopted)

Frequency Response

5 - 25,000 Hz

Impedance

16 ohms at 1 kHz

Sensitivity (db)

105 dB/mW

Audio Features

Ear Cups

N/A

General

Case Type

Nylon carrying case with slide-out tray 

Design

Vertical in-the-ear

Magnet

Neodymium

Plug

Gold-plated L-shaped stereo mini plug 

Hardware

Cord

 47.24 in. (1.2m), OFC neckchain

Power

Power Handling Capacity

100 mW (IEC)

Speaker

Type

Closed, Dynamic

Weights and Measurements

Cord Length (Approx.)

47 1/4 in (1.2 m)

Weight (Approx.)

0.25 oz (7 g) without cord

Accessories

Supplied Accessories

Hybrid Silicone Earbuds - SS (2), S (2), M (2), L (2)

Noise Isolation Earbids - S (2), M (2), L (2)

Operating Instructions (1)

Warranty Card (1)

Carrying Case (1)

Cord Adjuster (1)

MDR-EX310LP

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