K65 Collar style Telescopic Cable Bluetooth Earphones In Ear Digital Display Long Range Business Single Ear Earphones 5.2

Product Model: K65 Business Telescopic Single Ear

Chip: JL

Bluetooth version: V5.2

Transmission distance height: 10m

Charging voltage: DC5V

Charging time: 20 minutes

Talk time: 20 hours

Music duration: 20 hours

Standby time: 6 months

Battery capacity: 140mAh