Samson RH600 Open Back for $20 w/free S&H

The open-back Samson RH600 headphones are currently on sale for around $20 with free shipping for all by Sam Ash thru Amazon. They ship from Sam Ash so they are not eligible for Prime shipping benefits. They average 3.4 out of 5 based on ten customer reviews, so do read up on them if you are not familiar.