Version: V4.2+EDR+Dual Mode
Profiles: A2DP/HFP/HSP/AVRCP/SPP
Transmit Power: Class2
Frequency Range: 2/402~2.480GHz
Ambient Noise:<=90dB
Transmission Distance: 10M
Energy Storage Box Battery: 500mAh/3.7V
Headset Battery: 40mAh/3.7V/(rechargeable lithium battery)
Talking Time: Around 3 hours
Music Time: Aaround 2.5 Hours
Standby Time: Around 80 hours
Charging Time: About 1.5 hours
Net weight: 65g