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: 250mAh/3.7V
Headset Battery: 50mAh/3.7V/(rechargeable lithium battery)
Talking Time: Around 4.5 hours
Music Time: Aaround 3.5 Hours
Standby Time: Around 100 hours
Charging Time: About 2 hours