- 2.0 channel mini speaker
- Power supply by USB Cable
- Compatible with MP3,MP4,mobile phones & portable computers
- Effective power output:3W *2
- USB power supply input:5V
- Impedance:4 Europe
- Sensitivity:89db
- Frequency:200Hz-16KHz
- SNR ≧ 80db
- Distortion: ≦ 0.3%
- Plastic ABS
- With excellent stereo amplification IC
- Elegant appearance & Sound quality |