Amazon.com: J&D 1/4 inch TRS Stereo Y Splitter Insert Cable, Gold Plated Copper Shell 6.35mm 1/4 inch TRS Male to Dual 6.35mm 1/4 inch TS Male Mono Breakout Cable, Audio Cord, 3 Feet : Electronics
Best-Tronics Mfg., Inc. > Y Cables & Adapters > ADP14SF-II