Operating voltageDC12VOperating Current 40mAOperating Frequency40MHZ-970MHZ Output Gain18dB Output Impedance75 OhmV. S. W. R<2.0:1Noise figure"2.0 Operating temperature -40 °C ~ +85 °CStorage Temperature -45 °C ~ +100 Interface SMA, F(optional)Wire length5M Featureswaterproof, shockproof Shark fin antenna installationmagnet, lock screw (optional)colourblack,white,silvery,peal white(optional)