1)Mini hi-fi stereo speakers; 2)USB-powered, four AA batteries or power adapter Enhanced full-range speakers, bass vigorous.

Mini Speaker for Computer and Mobilephone

1)Mini hi-fi stereo speakers;2)USB-powered, four AA batteries or power adapter  Enhanced full-range speakers, bass vigorous.

3)3.5mm audio input interface 

4)Suitable as a learning machine with video, PDA, notebook computers, mobile phones, MP3/MP4 players, computers, VCD / DVD players and other audio sound system constitutes a super-mini

5)Built-in low-power stereo digital amplifier.

Mini speaker A1 for Computer and Mobilephone