The Marshall AR-AM4-BG is a 4-channel audio monitor with front-panel peak meters housed in a rackmount with a footprint of just 1RU. The unit comes equipped with 4 XLR stereo inputs and 1 output. The DSP controlled equalizer combined with a sophisticated limiting compressor produces crystal clear sound, making it ideal for virtually any speaker system. Whether it's in a studio or high-end editing workstation, the AR-AM4-BG is a great addition to any professional video setup.