Features:
1) Supports MP3/MP4/iPod/mobile/CD/PSP player
2) USB/4 AAA/DC power supply
3) Easy to be taken anywhere and share the music with your friend
4) Sound is so clear and exquisite

Specifications:
1) Output power: 3W
2) S/N ratio: ≥85dB
3) Speaker unit: 2.25" x 2 (anti-magnetic)
4) Frequency Response: 60Hz-18kHz
5) Compatibility: supporting PC/laptop/Mp3/MP4/iPod/PSP/CD/mobile
6) Power: 4 x AAA batteries or DC 5-6V
7) Color box dimensions: 180 x 130 x 65mm