Dualminer Litecoin Bitcoin USB Asic Miner This miner allow's you to Mine Litecoin only or Litecoin and Bitcoin simultaneously! Hash Rate: Dual Mode: 40KH/s LTC, 500MH/s BTC, or LTC Mode: 70KH/s LTC, BTC Off Can be Over-clocked to over 120Kh/s Scrypt. Power Consumption: 2.5W maximum (The miner can be plugged into any PC USB port or USB Hub.) Software Platforms: Windows 8/8.1, Windows 7, Windows XP, and Linux Customized Windows software with GUI will make multi-device mining simple and straightforward.(Other's that may not be listed.)