Bluetooth NFC Stereo Headset

Size:40*40*16.5 mm
Bluetooth version:Bluetooth 3.0
Bluetooth protocol:A2DP AVRCP HFP protocol
Bluetooth effective distance:10 meters
Built-in amplifier output:Stereo 80mW * 2
Additional features:NFC
Operating peak current: 30mA
Operating Current:20mA
Charging voltage:DC5V
Charging current:60mA
Continuous working hours:5.5H
Sleep Current:50uA
Standby time:20 days
Battery capacity:120mA