Model: F9 Bluetooth Headset
Bluetooth version: 5.0
Noise reduction version: CVC8.0
Connection distance: 10 meters
Waterproof function: waterproof
Sound quality: HIFI stereo
Battery capacity: charging compartment 2000mhA headset 50mha
Auto boot: support
Automatic pairing: support
Headphone charging times: 25 times
Music time: about 300 hours (need to be used with the charging bin)
Talk time: about 320 hours (need to be used with the charging compartment)
Function: up and down song switching, volume adjustment,
play/pause, call rejection, one-click