I have one Bitmain S5 for sale. Unit was used outside in a garage. Packaged in original box, shipping to the US included. - USD $350 (to be paid in BTC)

Escrow through OgNasty

https://farm6.staticflickr.com/5677/20063292444_8710ccde2b.jpg

https://farm1.staticflickr.com/585/20676628702_ba033caced.jpg

https://farm6.staticflickr.com/5720/20685858765_afd97f8910.jpg

Edit 8/19/15 - Changed price to reflect USD due to volatile BTC markets, payment only in BTC