Sell Debra DUAL Professional UHF 2 Handheld Karaoke Wireless Microphone System best price

Debra Audio DU-221 professional wireless microphone system, UHF signal transmission, four antennas to ensure signal stability and efficiency, equipped with all-metal handheld microphones, each channel has 16 optional frequency points. As a cost-effective wireless system for karaoke and conference speeches, DU-221 is the best choice for cost-effective packages. Receiver: ●Frequency: 620-740MHz ●Frequency stability: 100ppm ●Sensitivity: 13dBuV ●Leadership suppression: 65dB ●Image frequency suppression: 75dB ●Audio output: 200MV ●Output impedance: XLR connector: 200Ω   1/4" connector: 1KΩ ●Signal to noise ratio: 100dB ●Distortion: <0.1% ●Frequency response: 50Hz-15KHz ●Receiving distance: 100 (m) ●Function display mode: LCD ●Power supply: DC12V-18V ●Size: 482*190*44mm ●Weight: 1650g ●Material: iron shell, aluminum panel Handheld microphone： ●Frequency: 620-740MHz ●Frequency stability: 10ppm ●Transmitting power: 10mW ●Transmitting distance: 100 (m) ●Harmonic suppression: 65dB or more ●Modulation method: FM ●Maximum modulation degree: 75K ●Working voltage: 3V ●Working current: 120mA ●Function display mode: LCD