MiNi Speakers: 1. Used for iPhone, iPad, GPS, PSP,Comuter and so on. 2. Different color can offer. MiNi Speakers1. Output,RMS 6W(3W+3W)THD=10%2. Frequency response,150-18000HZ(+/-3dB)3. SNR,≥70 dB4. Loudspeaker,outer diameter 45mm.5. LINE IN USB,With MINI 5P rubber-band line.6. Decoding TF Card, MP3 function7. Power input,5V/1000mA Power Adapter ,USB Power Supply and built-in lithium ion LI-12B ...