Karaoke/PA stereo amp with Bluetooth(R) streaming ability; Easy audio mixing–ability to mix 2 microphones with Bluetooth(R)/RCA input audio; Connects to home theater & external speaker systems; Microphone talk-over function; Dual-channel A/B digital amp design; Digital LCD display; USB flash & SD(TM) Card readers; Two 1/4″ microphone inputs; 2 L/R speaker terminal/bind post connectors; 3 pair RCA L/R audio output connector jacks; 2 pair RCA L/R audio input connector jacks; RCA video input/output connectors; Ability to connect to video display, TV or monitor; Effects loop RCA connectors; Compatible with outboard effects processors; Input selector & digital key controls; Front panel rotary control center; Independent microphone audio configuration controls; Audio master volume & microphone master volume control; Microphone echo/low/high/balance control; Built-in ventilation cooling fan; Rack-mountable system; Includes rack mount brackets, RCA cable, remote & power cable;