Specifications
Bluetooth Version: V5.3
Profile Support: A2DP, AVRCP, HFP, HSP
Stan-by Time: 300h
Talk Time: 7.5h
Music Play Time: 8.5h
Charging Time: 1.5h
Charging Voltage:: DC 5V
Frequency Range: 20Hz-20kHz
Ambient Temperature: -20/+45°C
Transmission Distance: 10m
Earplug battery capacity: 65mAh/3.7V
Battery Capacity: 400mAh/3.7V
Driver Specification
Driver Unit: 10*8.5mm
Sensitivity: -42dB±2dB
Impedance: 32Ω±15%
Frequency Response: 20-20000Hz
