The 28M part of the Commercial Audio Series from Crown Audio is a rack-mountable preamplifier/mixer ideal for use in factories schools hospitals restaurants offices and other venues. It features eight mic/line inputs with stereo RCA jacks and balanced phoenix-type connectors and two outputs with balanced phoenix-type connectors. Priority muting is included for paging. Individual volume bass and treble controls are provided for each input. LED signal indicators are provided for each inpu