Coowind Bluetooth Headphones V4.0 Wireless Sports Headphones Sweatproof Running Gym Stereo Earbuds Headset Built-in Mic/apt-x for Iphone ,Galaxy and Other Cellphones(b1) Enhance clarity on wideband-enabled smartphones, and Headset battery meter automatically shows onscreen for iPhone and iPad (Android battery meter available via the Plantronics &#39;MyHeadset&#39; App) DeepSleep mode extends battery life (up to 14 days standby time, up to 6 hours talk time, up to 6 hours music play time) Noise-cancelling microphone reduces background noise; Fits comfortably in either ear with a super soft gel ear tip Active pairing: Super easy and fast paring with your smartphone or other Bluetooth device; Multipoint technology, LED battery status indicator Retail Packaging includes:HeadSet,Micro USB charging cable,Operating instructions.