The SD-CF-IDE-BR is an adapter for connecting a compact flash memory card to a 3.5” IDE host interface, aiming at educational sectors, IT development, and the embedded technology enthusiast to enable the use of a compact flash card as an IDE hard drive. No external power needed when used on VIA’s EPIA series motherboard On-board LED indicators for power-on and compact flash access Voltage selection for +3.3V / 5V compact flash Master / Slave mode selection Fully compatible with CF Type I, II & Micro Drive 40-2ay ( 2.54mm ) standard IDE connector Power input: +5V, floppy disk Drive power connector Board Size: 61 X 52 X 0.8mm Linux-based set-top boxes, routers, firewalls Diskless network clients Industrial computers Any other device requiring rugged solid-state storage