Specification:
1.Bluetooth Version: V3.0
2.Bluetooth Range: 10 meters
3.Power: Build in 280mAh li-battery
4.Charging Voltage: DC5V, 500mA
5.Charging Time: About 2.5 Hours
6.Playing Time: About 2.5 Hours
7.Speaker Out: 3 Watt
8.Frequency Response: 2.4 to 2.4835 GHz
9.Size:55x55mm
10.Color:Red,Pink,Green,Blue,Black

Package includes:
1x Speaker
1x USB Cable
1x Manual