Active Sports Smartphone Headset The perfect universal smartphone companion and equally comfortable in town or at the gym, the MDR-AS800AP provides flexible use, as a headset for enjoying music and taking calls on the go, or motivating your workouts! Features 2-way wearing style Enjoy flexible wearing convenience: conventional Easy-Fit (in-ear) fashion for around the town, or using the attached arc supporters in Secure Fit Loop (Active-Sports) style, the cables run up and over each ear and then behind the neck for a more secure fit during strenuous activities. Splash-resistant The splash-resistant housing prevents sweat and water from leaking in, making these headphones ideal for an active lifestyle.(1) Custom fit 4 sizes of hybrid silicone earbuds and 3 sizes of arc supporters, in addition to an adjustment band are supplied to ensure a precise fit. Universally smartphone compatible The perfect smartphone companion and equally comfortable around town or at the gym, a configurable in-line remote (via SmartKey App) delivers personalized music and call functionality for flexible use, as a headset for enjoying music and taking calls on the go, or motivation during your workouts! Supplied Accessories A carrying pouch, 4 sizes of hybrid silicone earbuds, 3 sizes of arc supporters, an adjustment band, and a clip are supplied to ensure optimum fit and an enhanced experience. (1) The water resistance specifications of this unit are equivalent to IPX4 and the unit cannot be used in water. (2) The button function may vary depending on the smartphone. (3) Subject to app terms and conditions. 2014 Sony Electronics, Inc. All rights reserved. Reproduction in whole or in part without written permission is prohibited. Sony and the Sony logos are trademarks of Sony Corporation. iPhone is a trademarks of Apple Inc. Android is a trademarks of Google Inc. All other trademarks are trademarks of their respective owners. Features and specifications are subject to change without notice. MDRAS800