If you're looking for aviation plug adapters, SkyGeek is your one-stop shopping location. Our impedance converters allow you to save hundreds, utilizing the same headset in your General Aviation (GA) aircraft and helicopter. We understand that our customers may own and operate various types of aircraft, ranging from helicopters to military airplanes. Our converters are designed to maintain cost efficiency and convenience in your aircraft. The PA-76 adapts your GA headset to helicopter specifications. Convert 642/4-1 (PJ-055) and M642/5-1(PJ-068) plugs to U-174/u without tangled, messy wires and unreliable connections with the PA-76. Our complete selection of Pilot Communications USA aviation plug adapters is cost effective, easy to use and requires zero assembly. Simply plug this cable into your headset and radio system for immediate use. View our huge variety of headset accessories and adapters from comfort enhancing products to impedance converters at SkyGeek. Try the PA-76 today and increase efficiency in your helicopter without the prohibitive cost of an additional headset.