3ft 3.5mm TRRS Male to Male Audio & Microphone Cable
3.5mm (1/8) 4-Pole (TRRS) Audio Jack Terminal Block : ID 2915 : $2.50 : Adafruit Industries, Unique & fun DIY electronics and kits
TRS & TRRS Quick Guide - Learn the Difference between TRS and TRRS
Movo TCB 1| Headset Splitter Adapter 3.5mm TRRS Male to Dual TRS Female
Amazon.com: KOOPAO 3.5mm Mic and Headphone TRRS Splitter, Microphone and Audio Combo Headset Adapter , Compatible with PS4, PS5, Xbox One S, Nintendo Switch, Cellphone, Laptop, PC, Dual Jack Headsets, (Braided) :
3.5mm (1/8") 4-Pole (TRRS) Audio Jack Terminal Block
Reduce 3.5mm 4-Conductor Plug to Fit into 2.5mm TRRS Jack
CTIA - OMTP Bi-Directional wiring standard Audio Mic TRRS Jack Converter Adapter 3758706364533 | eBay
Jack 3.5mm 2 Female 3 pole TRS, 1 male 4 Pole TRRS Headset Audio Mic Splitter | eBay
Redco Male 3.5MM Mini TRRS Solder Connector | Redco Audio
Sescom Dual 1/4" Phone Plug to 3.5mm TRRS Plug SES-IPSUMTS12IN