B>Flexible and Expandable < BR>< BR>for conference, medium theater and houses of worship applications < BR>< BR>SR470 analog space diversity professional wireless receiver comes in a rugged half-rack metal housing. The enhanced Auto Setup, Environment Scan and Rehearsal mode allows a very quick and easy system setup. The programmable backlight changes color to warn the user of critical operating conditions e.g. transmitter low battery information, audio peaks, or low radio signal strength. < BR>< BR>A wide range of professional antenna splitters, power supplies, and high quality remote antennas are available to handle complex antenna systems and up to 48 simultaneous wireless channels, even with large covering area.