K68 New Collar style Bluetooth Earphones MP3 Earphones Wireless Telescopic Cable Single Ear Card Insertion Recording Earphones

Chip: JL7018

Bluetooth version: V 5.3

Transmission distance: 10m

Charging voltage: DC5V

Charging time: 20 minutes

Talk time: 12 hours

Music duration: 12 hours

Standby time: 6 months

Battery capacity: 140 mA h