Mono Audio Adapter - 3.5mm Plug to RCA Jack | Computer Cable Store
3.5mm MONO Jack Plug to 3.5mm STEREO Female Socket Headphone Converter Adapter | eBay
Adapter, 3.5mm Stereo Plug to 1/4" Mono Jack P-268 - Miyako-USA Connecting The World
Amazon.com: 3.5mm Stereo Male to Dual 3.5mm Mono Male Audio Cable, 1ft 3.5mm 18 TRS Male to 2 x 3.5mm 18 TS Male Y Breakout Cable Splitter Adapter RFAdapter for Headphone, Speaker,