1.Power 100w*2, stereo output
2.Low impedance 4ohm output
3.Built-in USB and SD interface, 2line inputs and 1 MIC unput
4.Subwoofer output
5.Audio sources(SD, USB,line1, line2) selectable
6.Tone adjustment for volume control
7.Short-circuit, high temperature, over current, distortion protection.
BSPH-Stereo Mixer Amplifier with MP3