Selectable frquency-200 (True Diversity Reception ForInter ference) Channels – DualChannel Carrier Frequency Range-510-690MHz Modulation Mode-FM Operating Range-100M typical(in open space) Oscillation-PLL synthesized (Phase Lock Loop Frequency ControI) Receiver Voice Coil-Neodymium Sensitivity->105dB BandWidth-80MHzT.H.D-<0.4%@1KHz Frequency response -45Hz”18KHz+3dB