... with compress,delay,equalization,frequency division,matrix. Digital Processor Dual 24 bit high precision DSPLow distortion,high dynamic, ... control, each channel include separate crossover controller 6 band parameter equalizer, delayer, maxim delay 6.979ms .Rs232 interface ... remote control, include PC software. Each group parameter equalizer has 31( ISO) frequency, -12dB to +12dB gain ...