Bluetooth Version: 5.0 JL6963
Battery inside earphone: 40mAh without protect PCB
Battery inside chargingcase: 300mAh with Protect PCB
Speaker: 10mm
Impedance: 32ohm
Frequency:20-20kHz
Sensitivity: 105dB+-3dB
Working time: 3-4hours
Standby time: 168hours
LED display in charging case
injection color
color box
