bluetooth speaker 1) 3W loud speaker 2) Super bass and crystal sound 3) 10m wireless distance 4) Long time player battery

3W colorful BT V2.1  TF card bluetooth speaker

1.Compatible with iPhone,iPad,notebook etc(include all device with bluetooth function)

2.According with bluetooth V2.1

 3.Transmission range:<10m

4.USB charging voltage:DC 5V

5.Output power:3w

6.Built-in Power:Li-ion Battery,3.7V/400mA

7.Battery lifetime:4 hours

8.Charging time:2 hours

3W colorful BT V2.1 TF card bluetooth speaker