1)Bluetooth version: V4.1
2)Support profiles: HSP,HFP,A2DP.AVRCP
3)Charging time: 1-2 hours
4)Standby time: 100hours
5)Talk/Playing time: 5 hours/3 hours
6)Operating Distance: 5-10 meters
7)Power Source: Built-in Rechargeable Li-ion Battery