1).Chipset:CSR BC5 V2.1 2).Support:A2DP,AVRCP,Headset,Headfree,Noise-Canceling

1).Chipset:CSR BC5 V2.1         

2).Support:A2DP,AVRCP,Headset,Headfree,Noise-Canceling,Voice-Dial/Mute                              

3).Broadcast Range:10M                                       

4).Talking Time:12 hours                                        

 5).Stand-by time:250 hours

stereo bluetooth headset