A noticeable improvement on the ANR. I think the battery seems to last
longer.
Get some to try in the cockpit of your aircraft. I did and the 30's sound
better.

Thx, {|;-)

Victor J. (Jim) Osborne, Jr.

wrote in message

I have four of the 20-3 g's. I love them !!!!!!!!

What does the 30's do that the 20's don't ??