Car Boat RV Radio Stereo FM AM Antenna Signal Booster Amplifier Gain: 12-13dB - Noise Factor:&gt; 2 Impedance: 75 - Power: DC 10 ~ 15V Signal Line made of Solid Copper, Connector made of Reinforced Copper Includes a Waterproof Blade Fuse Holder Package includes: 1 x Car Antenna Radio Amplifier , 1 x 3M Adhesive and 1 x Red Clip