The OMNITRONIC MPVZ-350.6P is a 350 W RMS, six-zone PA mixing amplifier for 70 V and 100 V constant-voltage loudspeaker systems and 4–16 ohm speakers. It provides three microphone inputs, three stereo line inputs, six separately adjustable zone outputs, treble and bass controls, an MP3 player with USB and SD card support, and IR remote control. The 19-inch, 2 U housing includes fan cooling and protection against overvoltage and short circuits.