UHF wireless microphone series. 1,1 Master and 2 mic 2,transmitter distance: >80M 3,730~950MHz 4, Passed ISO, UHF wireless microphone series Frequency range730~950MHzShaking modeLocking and frequency within for timesFrequency stability+_10ppmReceiving modeabove two times changed the frequency Sensitivity-90dBmFrequency response40Hz~18KHzT.H.D≤0.5%S/n ratio≥100dBAudio outputBlanced and ...