VHF narrow band receiver; Dual frequency design (Channel A/B); High signal/noise ratio performance; Broad frequency response range & low distortion; Independent adjustable volume control; Volume control indicators & status signals; Audio outputs; Dual independent channel antennas; RF signal & AF signal LED indicators; Radio frequency & audio frequency; Includes wireless belt pack transmitter, handheld & lavalier microphones;Receiver:; Channel freq: 170MHz-260MHz; Freq stability: +/-.002%; Sensitivity: -95dBm (S/N: 12dB); Signal-to-noise ratio: >70dB; RF image rejection: -75dB; Neighboring channel/interference: >70dB; Audio dynamic range: 95dB; Freq resp: 50Hz-15kHz +/-3dB; THD: 164ft; Power: AC 120V/60Hz; Dim: 12.7H x 8.5W x 1.9D;Transmitter:; Carrier freq: 170MHz-260MHz; Freq stability: +/-.002%; RF power output: >13dBm; Harmonic at higher degree: 30kHz; FM modulation; Power current: