Antenna type Passive , F plug Element Dimensions 9x7.8 inch ( 23x20cm) Frequency Coverage VHF : 170-240 MHz UHF : 470-860 MHz Gain 5dB Receiving Range 30 miles (50km) Impedance 75 Ohm Operating Temperature -45~85 (-40 + 85) Coaxial Cable Length(Total) 16 ft