General Aviation to Helicopter Pilot Headset Adapter

General Aviation to Helicopter Pilot Headset Adapter from Rugged, easily adapts your General Aviation headset to a helicopter, saving money by avoiding the need for a completely new headset. Features include a 3/16in mic jack and 1/4in speaker jack to Nexus 4 conductor U174. However, this adapter is specifically for use with general aviation headsets, and not compatible with Military impedance headsets.