Amazon.com: DIGITNOW 3.5mm 1/8" TRS to Dual 6.35mm 1/4" TS Mono Stereo Y-Cable Splitter Cord for Smartphone, Computer, CD Player, Speakers and Home Systems Amplifier, 3.3Ft : Electronics
3.5mm Stereo Audio Jack (Male) Splitter to Dual 3.5mm Stereo Y Adapter (Female) - Walmart.com