1)Chip:CSR8635
2)Bluetooth Version:Bluetooth v4.0
3)Support:HFP.HSP.A2DP.AVRCP
4)Battery:350mah
5)Music time:7 to 9 hours
6)Talk time:8 to 11 hours
7)Standby time:400 to 500 hours 
8)Power on/Power off/Music play/Music Pause /Answer the phone /Dial-Back 9)Wireless working distance: 10m