Frequency bandwidth 24 Frequency steadiness í+0.005% Interferential Feint Ratio >80dB S/N Ratio >105dB(1khz-a) Sensitivity -107dBm output impedance 600ª+ output -12dB Mute contro: Noise-locking Display :LCD power supply:Mic power supply 2*1002 CHANEL Frequency response:50Hz-20KHz