Movo Photo WGA-1 Mono 1/4" TS Male to Stereo 3.5mm TRS Male
3.5mm Mono Plug to 2x3.5mm Stereo Jack Adapter
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 :