
MDR-EX100AP/P
More than your basic pair of over-the-head headphones, Sony® MDRZX300 Series Smartphone compatible headsets deliver rock-solid audio 
performance and added media playback/phone controls, along with a 
tangle-proof, serrated cord for the ideal on-the-go, mobile experience.
For use with Android™ phones 
The perfect companion for your Android™ 4.0 Device supporting ICS or later, a congurable in-line 
remote delivers personalized functionality via the SmartKey app.
1
SmartKey App available
This simple application lets you personalize remote control settings for taking a call, listening to music, 
or launching the FM Radio.
2
Quality Sound
9 mm, high sensitivity driver units in conjunction with highly ecient neodymium drivers deliver rocksolid audio performance.
Adjustable and secure t
Hybrid silicone earbuds, in 4 supplied sizes, allow for a tailored t that maximizes overall sound quality 
and comfort.
Tangle-Free Cord
The durable, serrated 1.2 m cord resists tangling, so you can get caught up in your music, not your 
cord.
Specications
Audio
Driver Unit 9 mm, dome type (CCAW)
Frequency 
Response
Impedance 16 ohms at 1 kHz 
Sensitivity (db) 103 dB/mW
General
Case Type N/A
Design In-the-ear
Headband None
Magnet High-energy Neodymium (400 kJ/m³)
Plug Gold-plated four-conductor L-type stereo mini plug
Type of Use Portable
Hardware
Cord 47 1/4 in. (1.2 m), Y-Type cord
Power
Power Handling 
Capacity
Weights and Measurements
Cord Length 
(Approx.)
Weight (Approx.) 0.11 oz. (3 g.) without cord
Accessories
5 - 24,000 Hz
100 mW (IEC)
47 1/4 in. (1.2 m)

Supplied 
Accessories
Earbuds - SS(2), S (2) M (2)(attached at factory), L (2) 
Cord Adjuster (1) 
Operating Instructions (1) 
Warranty Card (1)
1. The button function may vary depending on the smartphone.
2. Subject to app terms and conditions.
© 2013 Sony Electronics, Inc. All rights reserved. Reproduction in whole or in part without 
written permission is prohibited. Sony and the Sony make. Believe logo are trademarks 
of Sony. iPad, iPod, and iPhone are registered trademarks of Apple Inc. Android is 
a registered trademark of Google Inc. All other trademarks are trademarks of their 
respective owners. Features and specications are subject to change without notice. 
/Updated: April 19, 2013