U-250 UHF FM WIRELESS MICROPHONE，Signal stability, clear sound quality without noise。UHF high frequency technology，UHF high frequency processing intelligent chip, signal stability, strong anti-interference ability。U segment frequency modulation design，Multiple groups of frequency points can be adjusted within the system, which is convenient for multiple machines to be used superimposed on the same occasion without cross-frequency interference。U section anti-roar enjoy the perfect sound quality。Wireless microphone using professional audio processing technology, effectively suppress the problem of howling, high quality restore human voice。Infrared opposite frequency，Press the SET key, the microphone infrared frequency point to the host, infrared frequency point IR can be on the frequency。