About this item Speaker wire to RCA adapter for high-level signal connection to Amp Converts 2 channels of speaker wire terminals to female RCA jacks for installation 14 AWG 400 strand count silicone soft cable. Simply and easy to install. Tinned copper wire, easy to solder, anti-rust Package includes 2 cables (2 RCA female jacks). Red wire is Positive and Black wire is Negative Cable dimensions: 24 x 0.4 x 0.4 inches