Specifications

mini speaker bluetooth with hands free and tf card slot,etc 

 Specifications of speaker bluetooth 

1.Bluetooth module: 3.1 + EDR                                                           

2.SAT: 3 inch 6Ω 8W×2  Woofer: 4 inch 8Ω  25W
3.Standard power: 7W×2+21W
4.Distortion factor: SAT: <0.7%  Woofer: <1%
5.FRZQ:SAT 100Hz-20KHz  Woofer 45Hz-150Hz
6.S/N: SAT>75DB  Woofer>75DB
7.Bluetooth specification: V3.0
8.Bluetooth profile supported: A2DP
9.Operating distance: 10 meters Class II
10.Dimensions: 180(L)×120(H)×40(W)mm