... H technology. 2 inputs and 2 outputs DSP. Each channel is adjustable, including Gain, 5 band EQ, Crossover, ... loudspeaker controlling function, suitable for all speaker system. Digital/ Analog signal input switch-able. Remote control and computer ... management switch-able. AC main input switch-able. Rotatable digital adjuster Temperature, DC, Overload , Short Circuit & Limiter protection ...