Operation range: Up to 10 meters
Bluetooth version: V2.1+EDR,Chipset: CSR Bc4
Talk time: Up to 5 hours,Standby time: Up to 120 hours                                                                                                   Weight About: 8 Grams
Dimensions(L x W x H): 44 x 19x 10.5 mm                                                                                                                               Battery type: Rechargeable Poly -Li battery
Support profile: Headset and Hands-free
Genernation Feauture: pick up a call, end a call, reject a call, call redial
Mute, Transfer a call,volume adjustment, Voice-dial*