Amazon.com: ZRM&E 2-Pack 3.5mm Airplane Headphone Audio Adapter Gold-Plated Stereo AUX Jack 2 Male to 1 Female F Splitter Airline Audio Converter : Electronics
Amazon.com: Fumei Helicopter to General Aviation Headset Adapter Cable for David Clark Avcomm ASA and ect Headsets with U 174 Plug : Electronics
Pilot USA Dual GA To Ultralight Headset Adapter PA-91 | Pilotshop.com
5-Pin to General Aviation Headset Adapter Cable – Rugged Radios
General Aviation to Helicopter Pilot Headset Adapter – Rugged Radios
General Aviation Headset to 5-Pin Adapter – Rugged Radios
General Aviation (twin plugs) to PC Headset Adapter
Amazon.com: Helicopter U-174 Plug Aviation Headset to General Aviation(GA) Adapter Cable : Electronics
SOLO-H (Helicopter) - Flight Sounds Ltd
Bose A20® Aviation Headset + Flex Cable ANR Aviation Headset w/Bluetooth & 6-pin to Dual-plugs GA Adapter