cant you just renegotiate the price with the supplier you should be able to get each miner at 180$us or at least 190$us
example check this out: https://bitcointalk.org/index.php?topic=508324.0
OPTION E. PLUG & PLAY ~ PACK OF 10 - GRIDSEED - 5 CHIP DUALMINING USB UNITS + 10 USB MINI CORDS / (1) 13 SLOT USB HUB / POWER SUPPLY / (10) - 2.5mm DC POWER CABLES | EVERYTHING YOU NEED TO START MINING WITH (10) GRIDSEED UNITS = 3.33 BTC - ($2075)
please ask him price for shipping. and hes got no controller. example check this out: https://bitcointalk.org/index.php?topic=508324.0
OPTION E. PLUG & PLAY ~ PACK OF 10 - GRIDSEED - 5 CHIP DUALMINING USB UNITS + 10 USB MINI CORDS / (1) 13 SLOT USB HUB / POWER SUPPLY / (10) - 2.5mm DC POWER CABLES | EVERYTHING YOU NEED TO START MINING WITH (10) GRIDSEED UNITS = 3.33 BTC - ($2075)
raspberry pi for +-40$ in stores anywhere as low as 25$ online and better then original controller,shipping +-55$
we are paying 2280$us (around 100 more)+0.10btc that's +-63$ more
that's about 2570$ cad
plus that guy is charging around 200$us for each
i saw lots of group buys for less