BOSS Audio Systems B65N High Level to RCA Converter for Car Sound Systems - Ground Loop Isolator for Crossover Stereo Equalizer Amplifier Subwoofer

Reduces High Pitched Whine Alternator Noise caused by the car's electrical system. High Level to RCA Impedance Converter. Featuring Input Sensitivity Adjustment. Always Use High Quality RCA Cables for your Audio System. Dimensions - 3.4 x 1.5 x 1.5, Unit Weight: .25 Lbs.. Tips - Make sure that the amplifiers have a good ground first. Use at least 10 Gauge wires for the grounds (and power). If you have 2 or more amplifiers, DO NOT go from the ground terminal of one amp to the other and then from there to ground.. Tips - Ground each amplifier independently. Same thing if you have added stiffening capacitors, go to a separate ground for the cap.. 1 Year Warranty