Rockville RWM-4US ; Quad Wireless UHF 4 Microphone for System w/Adjustable Black

Rockville RWM-4US ; Quad Wireless UHF 4 Microphone for System w/Adjustable Black Rockville RWM-4US Quad Wireless UHF 4 Microphone System w/Adjustable Frequency. 20 Adjustable Unique Frequencies on each microphone ensures interference free operation. Easy frequency switching by simply hitting the button on the microphone. (4) Metal han One button frequency switching allows you to hit the button on any of the 4 microphones and the channel will change on that microphone and auto-sync with the receiver. The display on the microphone shows channel, frequency, battery life. The display on th Each mic uses different channel groups so that you will not get interference from one microphone to the other (There are 80 total different channels on this system 20 unique frequencies per mic). Ergonomic metal microphones are extremely high quality and Mute function. On/Off on each microphone. Low power consumption for longer battery life. Individual microphone volume control. Cardioid pick-up pattern. Type: Handheld dynamic. Featuring a dual filter design to limit feedback and interference. Frequency R