UHF беспроводные микрофоны

microphone U-2988 UHF520-920MHz 200 channels Infrared auto channel checking each piece contains 200 channels pile-up using can be 8 pcs microphone mixed used for anyone of the receiver Maximum 100sets using together in same place Carrier frequency range:UHF520 920MHz Stability:±10PPM Ambient temperature:-10 +50 degree Max deviation:±45KHz Dynamic range: 100dB S/N ratio: >105dB T.H.D: <0.5% Squelch: Tone control and noise lock dual squelch Frquency response:80Hz 18KHz Operating range: 80m(approximately 300 under typical conditions)