PC Sync (Locking) to 4-pin Twist Lock Male Adapter Cable
Power adapter 4-pin P4 to DC-jack (5.5/2.5mm) [ Power ]
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Sennheiser 3.5mm Locking Jack To Shure TA4F 4 Pin Mini XLR Microphone Adapter | eBay
Delock Products 65590 Delock Adapter 3.5 mm 4 pin Stereo jack male > 3.5 mm 4 pin Stereo jack female (changes pin assignment)
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P4-DC Jack Cable
StarTech.com 4 Position Microphone and Headphone Splitter - 3.5 mm - White - MUYHSMFFADW - Audio & Video Cables - CDW.com
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Amazon.com: GAGACOCC DIY 1/4 6.35mm Male to 4-pin XLR Female Balanced Headphone TRS Audio Adapter HiFi Cable for 4pin XLR Male Headphone Cable : Electronics
2Pin 3Pin 4Pin 3A Power Cable Male Plug Female Jack Adapter Connector Wire 500V Connector Cords IP65 Waterproof L1(3Pin male) - Newegg.com
Delock Products 65344 Delock Headset Adapter 1 x 3.5 mm 4 pin Stereo jack male > 2 x 3.5 mm 3 pin Stereo jack female (OMTP)
Jack 3,5mm - 2x Jack 3,5 mm - 20cm Botland - Robotic Shop
Amazon.com: 4.4mm Balanced Male to 4 Pin XLR Balanced Female Portable Headphone Adapter Cable 6N Single Crystal Silver Headphone Jack Convert Cable for Audio Players with 4.4mm Ports : Electronics
Amazon.com: VizGiz 5 Pack 3.5mm 4 Pole Jack Replacement Plug Repair Audio Cable Male Connector 1/8 TRRS (1Tip/2Ring/1Sleeve) Stereo Headphone Earphone Microphone Soldering DIY Adapter Tool 4PIN Terminal : Electronics
Amazon.com: AAOTOKK 4 Pole 3.5mm Screw Terminal 3.5mm (1/8) Stereo TRRS Audio Male to AV 4 Pin Female Screw Terminal Double Track Headphone Balun Solderless Converter Adapter(5 Pack/Male) : Electronics
Adapter cable 2.5mm jack (4-pin) to RCA (mom) AV-IN for GPS navigator, rear view camera, AV plug, RCA plug. 20 cm - AliExpress
Oem Adapter Audio Stereo Jack 3.5Mm 4 Pin Angled Jack Black| Techinn
Reduce 3.5mm 4-Conductor Plug to Fit into 2.5mm TRRS Jack