Amazon.com: Amazon Basics RCA Audio Cable for Stereo Speaker or Subwoofer with Gold-Plated Plugs, 35 Foot, Black
Amazon.com: Cubilux 3.5mm to Dual RCA Audio Cable, Braided 2-Way RCA to 1/8” Stereo Aux Cord, AV Auxiliary Cord for Phone Laptop PC Computer MP3 CD Player Car Speaker subwoofer Amplifier HDTV
Amazon.com: KabelDirekt – 3ft Short – RCA/Phono subwoofer Lead Cable, 1 to 1 RCA/Phono, Audio/Digital/Video (Coax Cable, RCA/Phono Male/Male Plugs, for amps/Hi-Fis, Audio Signals/Composite Video, 75 ohm, Black) : Electronics