This super mini stereo speaker plugs directly into MP3, MP4, MP5 and Ipod music players. It comes with a build in Re-Chargeable Battery that can be easily re-charged using a USB cable. The expanding base booster produces amazing sound quality.
Technical Spec:
- Color: White, Black, Red, Green, Silver, Blue
- Power supply: 280mAh Lithium Ion Re-Chargeable Battery with 3.6V input and 4.2V+/-0.05
- Dimensions: 45 x 53 x 34mm
- Weight: 55G
- Sensitivity: 82+/-3dB
- Distortion: 0.5%
- Frequency response: 200Hz-20KHz
- Output power: 2W