Stereo Bluetooth headset for wireless music plus call functionality Unique around-the-neck design that's lightweight and comfortable for all-day use Vibration alert on call Support apt-X technology Exceptional audio with noise suppression and echo cancellation Magnetic ear buds snap into place when not in use; music controls on neck strap Crystal Digital Sport Wireless Earphones Stereo Running Headphones Features: 100% brand new and high quality Self-management cable, the cable can auto rebound to its original tidily-weaved shape when not use, no cable tangles to mess you up next time you use it Super bass, clearer and more stereo audio performance Super long standby up to about 200hours Born for sports, ergonomic design offers you extreme comfort and non-drop experience while running Sweatproof design, just move forward, never stopped by dripping sweat High performance CVC noise reduction LED indicator light With voice prompt to indicate its work status like on/off, bluetooth pairing status and low battery Calling switch between bluetooth earphone and smartphone during a call by a simple press Can connect with two phones(Some functions may be under restrictions when two phones connected to) Answer/Hang up/Reject a call, last call redial, music play, last/next song, volume+/- or mute More Functions: This bluetooth headset can receive audio files from smartphone, laptop, or other bluetooth-enabled devices When being connected to Bluetooth Dongle on PC, it can play audio files on the computer, you can use it for voice chat to achieve wireless QQ, MSN and SKYPE. Warm Tips: Please read manual carefully for more details and handling comvenience Some function operation may vary due to different phones, please pay attention to it during actual handling Please use USB power of DC5V for output Specification: Model: v782 Main Material: ABS Bluetoth: V4.1 Battery:high-capacity rechargeable polymer lithium battery 90mAh Bluetooth Operation: class 2 Protocol Supported: Headset/Handsfree/A2DP/AVRCP Talk Time: up to 4 hours Play Time: up to 4hours " Brand No Brand SKU 100380821_NP-1020672134 Model S740T