Model Number:56s
1. bluetooth chipset : Jieli
2. bluetooth version: V4.2
3. support hand free call ,
4. Range of distance : 10M,
5.Build in battery 60mah lithium battery
6.charge time : 1-2Hours
7.playback time : 2-3hous
8.material : ABS
9.color : black ,red, blue
10.Accessory: manual , usb cable ,
11. product weight : 18g