NOT for Hero 5 AND UP! NOT for Session! Works on Gopro Hero 3 / Hero 3+ / Hero 4. Use this cable to record ATC and intercom radio to your Gopro. Crystal clear audio recording with no ambient noise. Whatever you hear in your headset will be recorded to your GoPro.Compatible with standar aviation headset such as Bose A20. It comes with USB power supply cable that can be powered by USB power bank for longer run time of your Gopro. Use this cable to record ATC and intercom radio to your Gopro. Crystal clear audio recording with no ambient noise. Whatever you hear in your headset will be recorded to your GoPro. It comes with USB power supply cable that can be powered by USB power bank for longer run time of your Gopro. Works on Gopro Hero 3 / Hero 3+ / Hero 4. Compatible with standar aviation headset such as Bose A20.