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Sleek, ergonomic design makes these earbuds a pleasure to wear. Sony® 

EX57LP Premium EX earbuds boast a sleek, lightweight design and 9 mm 

driver units for deep bass sound and a superior listening experience. 

The hybrid silicone earbuds ensure a perfect fit and superior listening 

experience. 

Advanced Design

Slim, light weight, angled design and a variety of ear cushion sizes for improved comfort and fit.

9 mm Driver Unit

Deep, full bass performance in a compact package. 

Interchangeable Ear Pads

Pick the size that maximizes comfort and sound performance for you. 

Adjustable Cord

Conveniently control the cord length depending on where you are. 

Specifications

©2009 Sony Electronics Inc. All rights reserved. Sony is a trademark of Sony. All other 
trademarks are property of their respective owners. Features and specifications are subject 

to change without notice. Non-metric weights and measures are approximate and may 
vary. /Updated: April 9, 2012

Audio

Driver Unit

Closed, dynamic

9 mm, dome type (CCAW)

Frequency Response

6 - 23,000 Hz

Impedance

16 ohms at 1kHz 

Sensitivity (db)

100 dB/mW

General

Plug

Gold-plated L-type stereo mini plug

Hardware

Cord

0.6 m, OFC litz cord neck-chain

Power

Power Handling Capacity

100 mW (IEC)

Weights and Measurements

Weight (Approx.)

0.11 oz (3 g)

Accessories

Supplied Accessories

Earbuds - 3 sizes

Cord adjuster

Carrying pouch

Extension cord

Instruction manual

MDR-EX57LP/WHI

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