Carwires AC2000-4 - 2-Channel Twisted-Pair Car Audio Cable (4 ft.) 4 foot Black/Silver Car Audio RCA Cable 2-Channel Connection, Ideal for Stereo/Mono Car Amps Twisted-Pair Design for Enhanced Noise Rejection Split Center Pin for Superior Connection 100% Pure Crystal-Oxygen Free Copper (PC-OFC) Ultra-Flex Outer Jacket for Maximum Flexibility