StarTech.com 4 Position Microphone and Headphone Splitter – 3.5 mm – 4 Pin / 4 Pole – Mic and Audio Combo Splitter Cable (MUYHSMFFADW), White | Pricepulse
3.5mm 4 pin a pin 2x3 3.5mm Auricular Splitter Adaptador Cable de audio-F/M | eBay
Amazon.com: StarTech.com 3.5mm 4 Position to 2x 3 Position 3.5mm Headset Splitter Adapter - F/M - 3.5mm headset Adapter Cable (MUYHSFMM): Home Audio & Theater
StarTech 3.5mm 4-pin to Dual 3-pin 3.5mm Headset Splitter, White - Walmart.com - Walmart.com
4-pin XLR Male Balanced to 2x 3-pin XLR Female Balanced Headphone Audio Adapter Headphone Parts & Accessories Portable Audio & Headphones