AntMiner S1 DUAL Blade 200 GH/s ASIC Bitcoin Miner (OVERCLOCKED FOR YOU) Hash rate: 200 - 205 GH/s (180 GH/s without overclock) Power consumption: About 375Watts-400Watts Power supply (not included): 3 +12V DC input. I recommend a Corsair ATX 650 Network connection: WIFI / Ethernet Cable FULLY ASSEMBLED and TESTED