FYI, the same 400 meg FPGA can be found on aliexpress.com for $46 
only docment
I think you just get the plans for that
http://www.aliexpress.com/item/Fpga-fpga-set-gbms01-coins-pumpkin/959987188.html?tracelog=back_to_detail_a
ops, should have read it. There's another selling USB miners for $1, investigating, sometimes they put a price to attract buyers and switch and bait when you talk to them