HP-78 350mAh 10H Wireless Headsets

Jelei AC6925F, 

Bluetooth version: 5.4,

 frequency range: 2.402-2.480GHz, 

speaker: Ø40mm, 32Ω, 

TF card: 128M-32G, 

battery: 3.7V/350mAh-602040 with protection board, 

listening time: 10H, 

call time :11H, 

charging interface: Type-C

Color:white/black/green