Detailed Product Description*Built-Zoom mode, pure sweet sound;
*High-security magnetic speakers, aesthetic quality;
*Polishing process panel, aesthetic visual;
Output Power: 3W X 2;
Input Power:
USB or 5V;
RMS: 3W*2;
P. M. P. O.: 500W;
S/N<65dB;
Speaker: Left/right - 2" speaker;
Frequancy Response: 45Hz--18KHz;
Impedance: 4 ohms;
USB power;