guys, here's a site that has unbiased reviews of various bheads. Sorry you have to register to read it all [quick and painless]. The owner has gone so far as to try and get Rage Bheads outlawed. None of this matters to me, I made my bhead choice quite some time back, but if you want to know how your choice stacks up, join and read:
http://btreviews.proboards57.com/index.cgi?