TWS F9

Details:

Bluetooth Version: 5.0
Chip: Bluetrum
USB:  Type-C
Waterproof Standard: IPX-7
Frequency response:20-20kHZ
Headset charging time: 1 hour
Working time: 4 hours
Standby time: 120 hours
Charging Dock Capacity: 2000mAh
Headset Capacity: 50mAh
Working Distance: 10m
Package:  earphones x 1, Charging case x 1, Charging cable x 1, User manual x 1