Reduce 3.5mm 4-Conductor Plug to Fit into 2.5mm TRRS Jack
BKL Electronic 1101082 2.5 mm audio jack - Stereo Number of pins:4 1 pc(s) | Conrad.com
DELOCK 65454: Jack plug 2.5 mm > 4-pin terminal block at reichelt elektronik
Delock Products 85848 Delock Audio Cable 2.5 mm 4 pin stereo jack male to 2 x MMCX male 1.20 m
4 Pins Male XLR to Female Jack 2.5mm Adapter Gold Plated - Audiophonics
Adapter Cable 2.5mm Jack (4-pin) To Rca (mom) Av-in For Gps Navigator, Rear View Camera, Av Plug, Rca Plug. 20 Cm - Battery Cables & Connectors - AliExpress
3.5mm audio jack adapter 4pin male to female 2.5mm jack - Cablematic
Car Rear View Reverse Dvr Camera 4 Pin Cable 2.5mm Jack Waterproof Hd 1280*720 Starlight Night Vision For Dvr Video Recorder - Vehicle Camera - AliExpress
Adapter Cable 2.5mm Jack (4-pin) To Rca (mom) Av-in For Gps Navigator, Rear View Camera, Av Plug, Rca Plug. 20 Cm - Battery Cables & Connectors - AliExpress
3.5mm audio jack adapter 4pin female to 2.5mm male jack - Cablematic