Diamond Audio HX42 2 Channel 4 Gauge Car Amplifier Installation Kit with RCA Cables & 20ft Speaker Wire - Perfect for Car Audio Systems, Home Theater Setup, and Professional Sound Installations

Noise shield directional construction uses 3 tightly twisted conductor bundles (+, -, signal drain) per channel to create directional noise canceling.Body Armor Protection utilizes high strength high strength nylon fibers that are woven tightly around the ultra-flexible PVC Cable JacketD.N.S Diamond Noise Shield Technology doubles the doubles the shielding efforts by combining two layers of EMI rejecting Mylar foil and radiated noise absorbing mesh, eliminating unwanted noise and interference.Optimized Dynamic Signal Flow uses finely stranded pure OFC copper to optimize signal vs. frequency interaction for a dynamic listening experience.