Amazon.com: Ancable RCA to 3.5mm Mono, [ 2-Pack 3-Feet ] RCA Male to 3.5mm 1/8 inch TS Plug Audio Cable for Speakers, Subwoofer, Trigger Cable for Pre-Amp, Soundbar : Electronics
Subwoofer kabel (mono) | AV-Connection
Monoprice Onix Series Digital Coaxial Audio/Video RCA Subwoofer CL2 Rated Cable, RG-6/U 75-ohm 6ft - Monoprice.com