I have both the CM-500 and the Koss SB45, I get the same reports on the air. The Koss is $25 shipped from Amazon which to me makes it a throwaway.... 73 Tex -- View this message in context: http://elecraft.365791.n2.nabble.com/OT-Yamaha-CM-500-ear-pads-tp7632896p7632909.html Sent from the Elecraft mailing list archive at Nabble.com.