Battery : 60mAh
Weight: 12g
Bluetooth Distance : 10-15m

Standby Time : 70hours

Charging time: 1-2Hours

Bluetooth Version: 4.1

Loudspeaker diameter: 10mm

Sensitivity:105±5DB

Impedance：16Ω

Function: Handfree  , listening music

Color: blue,white , black ,