Operation range: Up to 10 meters
Bluetooth version: V2.1+EDR                                
Supports Bluetooth Advanced Audio Distribution Profile (A2DP), AVRCP
Output Power,2Wx2ch                                                                                                                                                                                                                  Pick UP a call, end a call, reject a call, call redial, volume adjustment,voice dial
Sensor button for operation.                                                                                                          
Music Operation,,Play, Pause, Stop, Forward and Backward                                                                       
Supports Profile, Headset and Hands-free (A2DP), AVRCP
Support extermal 3.5mm Cable audio in
Play time:3 hours,Standby time: Up to 200 hours  
Battery type: Rechargeable Li battery, Power Supply: DC4.5-6V,Size: 145mm*65mm*50mm                                                                                                            

Weight: 240g