The Clever Acoustics MA 4120MP ia a fully featured, professional mixer amplifier with full onboard zoning facilities. This mixer amplifier features onboard MP3 (SD/USB) player and FM tuner complete with four zone output selection. Each input can be easily routed to any of the four zone outputs using the front panel selector, moreover each input features bass, treble and volume control for precise sound control. Three combo mic/line inputs with selector and phantom power, via XLR/6.35mm jack. Two phono line inputs, built-in MP3 player on front panel, one telephone input and one RJ45 port for a remote paging microphone PM 600. Up to six PM 600 microphones can be cascaded from each amplifier with simple easy connection via standard CAT5 cable.