Single-channel Class-D amplifier with 120 W power output. Created for 100 V and low impedance high-quality background music systems. Silent fan mode, DSP processing: 6-point parametric EQ, limiter, gate, delay. Containing balanced Phoenix & Stereo RCA input and audio link output connectors. Amplifiers have an RS232 control port for integration amplifiers with third-party automation systems that allow using iAC amplifiers in large and complex audio systems that can be automated and controlled remotely.