Tascam MZ-223 Industrial-Grade Zone MixerTascam MZ 223 Industrial Grade Zone Mixer The Tascam MZ 223 is an industrial grade multi channel, multi zone mixer well suited for small format install applications such as moderate sized hotels, restaurants, meeting rooms, schools, houses of worship, or any situation that demands independently routed audio. Source content can include music, spoken word (microphone), phonograph, and more and are easily controlled via familiar sliders and assignment