Amazon.com: JUYODE U174 Helicopter Military Headset Adapter to General Aviation GA Aircraft Headphone Adapter Cable with Dual Plugs (3/16" Mic Plug and 1/4" Speaker Plug) (Military Cable) : Electronics
Bose 6-pin to dual G/A plug adapter
Amazon.com: Bose A20 Aviation Headset with Standard 6-Pin Plug Cable, Black : Electronics