Pilot USA's Digital Video Recorder Adapter allows helicopter operators to easily capture all of their in-cockpit audio communications in amazing crystal clarity. With its integral 3.5mm jack, the adapter fits audio/video recorders that use a stereo mic input such as the GoPro HERO2, Drift HD, and most other handheld personal recorders. Simply plug your headset's U-174/u jack into the adapter's port, plug the unit's connector into the aircraft's headset port, and attach the 3.5mm plug to your camera or audio device for reliable audio without unwanted cabin noise. Works great for enhancing in-flight video footage and as an improvised Cockpit Voice Recorder (CVR). A low-cost, intuitive tool for amazing real-world audio of your rotorcraft ops.