new Private Model Patent Chip: Torch Power

Support protocol: A2DP/AVRCP/HHFP/HSP

Frequency range: 20Hz-20kHz

Scope of work: 20m

Battery capacity: 3.7/50MAH

Charging box capacity: 3.7/400 MAH headset call time: about 4 hours

Earphone listening time: about 4 hours

Headphone charging time: about 60 minutes

Standby time: about 180 hours

Charging time of battery pack: 2H

Provide headphone charging several times: 3 times