How To Make 3.5mm Stereo To Mono Jack Cable - YouTube
Amazon.com: 3.5mm Stereo Male to Dual 3.5mm Mono Male Audio Cable, 1ft 3.5mm 1/8" TRS Male to 2 x 3.5mm 1/8" TS Male Y Breakout Cable Splitter Adapter for Headphone, Speaker :
Amazon.com: 3.5mm Mono Right Angle, 1/8" Mono Male to Mono Female 90 Degree Adapter Connector Plug for 3.5mm Mono Audio Extension Cable (2-Pack) : Electronics
3.5mm Stereo Female To 3.5mm Mono Male Adapter #957 - YouTube
3.5mm STEREO Jack Plug to 2 x MONO Jack Plugs SPLITTER Converter Cable Lead 1m | eBay
3.5 mm TRS Male to Dual 6.35 mm TS Male Audiowave Series Mono Stereo C – J&D Tech