Frequency Range:10Hz to 110kHz(Auto/Manual), Resolutions:0.1% of f.s. Input Range:7 range(V,dBV,dBm), Measurement Range:7range(%,dBV), Input Level:0.1Vrms to 100Vrms, Accuracy:<+-1dB(20Hz to 20kHz), Booster Amplitude Gain for Digital Audio:60dB, Filter; HPF:100Hz,200Hz,400Hz, LPF:30kHz,80kHz, PRE LPF:15kHz,20kHz, PSOPHO:CCIR/ARM,DIN-AUDIO,IEC-A, Memory:100point, Interface:GP-IB,RS232C,External control I/O, Power Source:AC90 to 132V/AC198 to 250V, Size:426(W)-100(H)-460(D), Weight:12kg,