See edit.Warning: Spoiler! (Click to show)
B3 responds well to bass boost. Otherwise, go for the Pistons at half the price
Shipped and sold by a third party seller from the UK. 88% feedback
Available through Ice Monkey which is a DailySteals subsite $39. I know some people have had issues in the past with them and they can take forever to ship but I have never had an issue and I've ordered from them tons of times.