StarTech.com Slim Stereo Splitter Cable 3.5mm Male to 2x 3.5mm Female Split one headphone jack into two separate jacks 3.5mm audio splitter mini jack splitter headphone y cable 3.5mm y cable headphone

Startech Slim Stereo Y Cable 3.5mm M to 2x 3.5mm F

StarTech.com Slim Stereo Splitter Cable - 3.5mm Male to 2x 3.5mm Female (MUY1MFFS)

Audio Jack Splitters

StarTech.com Headset Adapter, Microphone and Headphone Splitter - 3.5mm Male Aux to 3.5mm Female Audio & Mic Combo Jack Y Cable for Laptop / PC (MUYHSMFF) Black : Electronics

stereo mini jack (M) to stereo mini jack (F) for P/N: PCISOUND4LP

StarTech.com 6 in. 3.5mm Audio Splitter Cable - Stereo Splitter Cable - Gold Terminals - 3.5mm Male to 2x 3.5mm Female - Headphone Splitter

StarTech Slim Stereo Splitter Cable - 3.5mm Male to 2x 3.5mm Female

Audio Jack Splitters

StarTech.com 3.5mm 4 Position to 2x 3 Position 3.5mm Headset Splitter Adapter M/F - White - Turns a 3.5mm combo headphone/microphone port into two distinct ports - Headphone Mic Splitter - iPhone

StarTech.com Slim Stereo Splitter Cable - 3.5mm Male to 2x 3.5mm MUY1MFFS

Headset adapter with headphone/mic plugs - Audio Cables and Adapters