This item is a CF to IDE adapter, support CF-I, CF-II and IBM Micro-driver with CF-II interface, +4 V floppy disk drive power connector, connector CF into the adapter, and then you can use this adapter to connect IDE socket directly. With 50-pin standard CompactFlash socket, master or slave mode selection.FeaturesColor: Black.Size (L x W): approx 2.4 x 1.9 cm.Support CF-I, CF-II and IBM Micro-driver with CF-II interface.+4 V floppy disk drive power connector.IDE 40pin socket or connector: connector CF into the adapter, and then you can use this adapter to connect IDE socket directly.50-pin standard CompactFlash socket.Master or Slave mode selection.Each bridge has a Jumper1: Select mode, the on 1-2 is master, on 2-3 or no is slave. jumper2: supply voltage on 1-2 +5 V, on 2-3 is +3.3 V.3 LED indicators for Power, active and detect.Dual CF sockets available.Fitted with an IDE power cable (big 4pin to 4pin small).