Product Information:
Transmission range: 10 meters
Function: battery display, call function, NFC function, voice control, support music, multi-point connection
Bluetooth protocol: 5.0
Charging voltage: DC 5V
Microphone sensitivity: -42Db
Working temperature: -10-50°C
Frequency response range: 20-20000Hz
Sensitivity: 120dB +/- 5dB
Transmission distance: 10m
Charging time: about 1 hour
Cumulative battery life: about 220 hours
Headphone battery capacity: 50mAh
Charging box battery capacity: 1200mA
Packing list: Bluetooth headset*1
