Posted by Gil Stacy on URL: http://elecraft.85.s1.nabble.com/KX1-headfones-tp374555p374556.html
Fred,
You might want to bookmark this site which describes how to make DIY
replacement foam earplugs for The Plug.
http://www.cogev.com/trips/headphones.htm I believe there's another site out there with more mods for The Plug.