Bluetooth Headset, BT-Sonic HD Stereo Wireless Bluetooth 4.1 Hands Free Headphone for Apple IPhone 6s,Plus,6,5,5s,5c,4,4s, Galaxy Note 3 S4 S5 and All Android Windows Bluetooth Devices Outstanding HD Stereo Sound Quality: Built-in the BEST CSR brand chipset from U.K. That is the key to provide high quality sound. Bluetooth 4.1 Headset: Supports the advanced Bluetooth version 4.0 that supports enhanced voice clarity through wideband audio support Main Specs: Up to 6H talk time, 200H standby time, 2 hours charging time, 10 meters range, ultralight and comfortable design. Connect to 2 Devices: It can be connected with up to 2 Bluetooth devices, like iPad+iPhone, at the same time through Bluetooth version 4.0. Easy to Use: Easy to pair, control volume, start/stop the music, answer calls and move between songs. The 180 degrees flip-boom arm allows to adjust the angle and fit this headset in right or left ear , providing great convenience for users.