Amazon.com: Airplane Cockpit Intercom ATC Radio Recording Cable with Power Cable Adapter Audio Cable for GoPro HERO3 / HERO3+ / HERO4 NOT for Hero 5 and UP : Electronics
Nflightcam Aviation Audio + Power Cable for GoPro Hero5, Hero6, Hero7 - Twin Plug | SKU 556S
Nflightcam Aviation Audio + Power Cable for GoPro Hero5, Hero6, Hero7 - Helicopter | SKU 556H
Amazon.com: V2 18FT ATC Radio Audio Recording Cable with Dual Output for Gopro Phone Audio Recorder Extra Long 18ft / 5meter Airplane Cockpit Intercom with USB Power HERO3 / HERO3+ / HERO4,
NFlightCam GoPro Hero3, Hero3+, and Hero4 Audio Cable
Amazon.com: Airplane Cockpit Intercom ATC Radio Recording Cable with Power Cable Adapter Audio Cable for GoPro HERO3 / HERO3+ / HERO4 NOT for Hero 5 and UP : Electronics
NFLIGHTCAM GOPRO AUDIO CABLES from Aircraft Spruce Europe
Amazon.com: RallyCarTECH Audio Recording Adapter cable For Interfacing GoPRo HERO3 & HERO4 to PELTOR Helmet And Intercoms : Everything Else
GoPro Connect Cable to Intercom AUX port – Rugged Radios
NFlightCam Helicopter Intercom Cable for GoPro Hero5/Hero6/Hero7/Hero8/Hero9/Hero10