B21

Bluetooth Speaker

  • Description

 

* Chipset: RDA5856ETE
* Bluetooth version: V4.2
* Battery: 400mAh, 3.7V, 502535
* Playing time: 2 hours
* Speaker: 1pcs, 4惟, 3W, 桅52mm
* Passive radiator: No
* Material: ABS casing
* Size: 73*73*64mm & Weight: 110g

* Frequency response50Hz-20KHz