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1.A&B 2 channel input power amplifier;2.Auto and manual volume reset control switch;
3.Karaoke and main channel 32 bit digital key controller;
4.Remote control key connection interface;
5.Build in Karaoke echo effect;
6.Disco and Hall sound effector are switchable in main channel.
Technical specifications:
Output power(4O) : 2CH*170W
MIC input sensitivity: 10mV
External devices sensitivity: 200mV
Signal/ Noise ratio: ?80dB
T.H.D (1KHz,10W): 0.1%
Frequency band: 20Hz-20KHz
Power supply: AC200-250V / 50Hz
