The Telex FMR-500 is a half-rack mount wireless microphone receiver designed for the Telex FMR-500 wireless microphone series. Diversity reception, results in minimal RF drop-out and interference. The FMR-500 features balanced XLR and 1/4" phone outputs and the back-lit LCD display provides, transmitter battery status, channel and frequency, diversity status, radio frequency and audio level. The Clear Scan auto channel selection allows quick setup, transmitter matching, and new channel selection if RF conditions change.