audio amplifier, sound digital amplifier

1.A&B 2 channel input big power karaoke amplifier;
2.Main channel have front-class 3 band tone effect adjust;
3.Main channel have rear-class 10 band EQ effect adjust;
4.VFD frequency spectrum high and low display;
5.4 MIC input;
6.Build in karaoke echo effect.

Technical specifications:
Output power(4O) AC 220V : 2CH*80W
MIC input sensitivity: 10mV
External devices sensitivity: 200mV
Signal/ Noise ratio: ?80dB
T.H.D (1KHz,10W): 0.1%
Power supply: AC200-250V / 50Hz
audio amplifier, sound digital amplifier