Amazon.com: TNP 3.5mm Mono Cable (6FT) - 12V Trigger, IR Infrared Sensor Receiver Extension Extender, 3.5mm 1/8" TS Monaural Mini Mono Audio Plug Jack Connector Male to Male Cable Wire Cord : Electronics
Trigger Cable 3.5mm 12V for Power Amp or IR Mono (auto ON/OFF) 4,9ft | eBay
12V Trigger Cable, 6ft Mono Cable 2.5mm Male to 3.5mm Mono Jack Plug - AliExpress
3.5mm TRS Cable for 12-Volt Trigger or Analog Audio - Benchmark Media Systems
3.5mm Mini 12V Trigger Cable – Seaton Sound, Inc
Amazon.com: 3.5mm Mono Extension 3FT - 12V Trigger, Only for IR Infrared Sensor Receiver Extension Extender, 3.5mm 1/8" TS Monaural Mini Mono Audio Male to Female Cable (3FT) : Electronics