AEI "MEDUSA" 35-ft Car Audio Copper Cable Wire 13-Core Royal Blue 13 Conductor: 3 for power (12 gauge), 10 for RCA (14 gauge)High Quality Oxygen-Free Copper Wire perfect for amplifier, equalizer, crossover signal, etc.Heavy Duty Construction (semi-flexible)Thick Rubber Insulation (approximately 1-inch diameter)Color-coded for easy installationExtra long 35 feet