Over The Head bluetooth headset

bluetooth stereo headset, bluetooth hand free, stereo earphone,Operation range: Up to 10 meters Bluetooth version: V2.1+EDR Solution: CSR Bc4 Talk time: Up to 10 hours Standby time: Up to 250 hours Fashion design explination for turn-to-talk; adjust mic to talk position to answer a call and end call by returneing the mic to stad-by position Support profile: Headset and Hands-free Transfer a call between the mobile phone and the headset Reversible hook for either ear with smooth material for long hold Multifunction: make a call, end a call, reject a call, call redial Muting, volume adjustment, call waiting*, Voice recognition* ,