Bluetooth Version: 5.0 JL6973
Battery inside earphone: 60mAh without protect PCB
Speaker: 13mm
Impedance: 32ohm
Frequency:20-20kHz
Sensitivity: 105dB+-3dB
Working time: 8-10hours
Standby time: 168hours
LED display in charging case
rubber paint color
color box
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
Bluetooth Version: 5.0 JL6969
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
Bluetooth Version: 5.0 JL6973
Battery inside earphone: 40mAh without protect PCB
Battery inside chargingcase: 200mAh with Protect PCB
Speaker: 10mm
Impedance: 32ohm
Frequency:20-20kHz
Sensitivity: 105dB+-3dB
Working time:5-6hours
Standby time: 168hours
LED display in charging case
injection color
color box
Bluetooth Version: 5.0 JL6973
Battery inside earphone: 40mAh without protect PCB
Battery inside chargingcase: 200mAh with Protect PCB
Speaker: 13mm
Impedance: 32ohm
Frequency:20-20kHz
Sensitivity: 105dB+-3dB
Working time: 5-6hours
Standby time: 168hours
LED display in charging case
injection color
color box
Bluetooth Version: 5.0 JL6973D4
Battery inside earphone: 40mAh without protect PCB
Battery inside chargingcase: 320mAh with Protect PCB
Speaker: 10mm
Impedance: 32ohm
Frequency:20-20kHz
Sensitivity: 105dB+-3dB
Working time: 6-7hours
Standby time: 168hours
Digital display in charging case
injection color: white or black
closed box
Exclusive and unique technique to develop this noise killer earphone with Microphone!
No background sound or noise be received through the microphone, so the receiver side will not hear your background sound or noise. It totally only your sound be sent out to the receiver.
WORLD ONLY FUNCTION FOR BLUETOOTH EARPHONE!!
Act like you are located in very quiet area and no one know you where you are!!
Extremely suitable for noisy environment require to calling or receiving phone calls.
Tremendous function ever!!
