Description
Model:F9-278
Communication distance: about 20m (in barrier free environment)
Bluetooth version: V5.0 + EDR
Working time: about 3 hours
Headset standby time: about 60 hours
Charging time: about 1 hour
Battery type: polymer lithium ion battery
Battery capacity: 3.7V 50mah
Headphone battery capacity: 3.7V 50mah
Charging time: about 1 hour
Battery capacity: 3.7V 2000mAh
Charging time: about 4 hours