Southwire Y-adapter in the Generator Accessories department at Lowes.com
Philmore 44-245 Y Adapter 1/4 Stereo Male To Two 3.5mm Stereo Female
Tripp Lite 3.5 mm Stereo 1 ft. Cable Y-Adapter P313-001 - The Home Depot
Amazon.com: Universal 6 FT. Value-Series Audio Y-Adapter Cable - Male Mini-Phone Stereo 3.5mm to 2 Male RCAs : Electronics
Klotz AYB-2 Y-adapter 6.3 mm to 2x 3.5 mm | drum-tec
Avaya Y-Adapter for PoE Injector (700511777, 700511397)
Amazon.com: Headphone Y Splitter Adapter for Music Sharing Auxiliary Cable Extension Male to Female 3.5mm on Phone,Tablets,Mac and More 3.9 Inch (Black) : Electronics