1. Support TF card and SD card 2. Plug and play,convenient to use 3. Includes Booter Loader CD 4. LED status indication, easy to grasp the running status 5. Compatible for Sega Dramcast host step1:Format the TF card or SD card file system to Fat32 format step2: Put dreamshell 4.0 DS file and CDI, ISO game file into SD card or TF card step3: Put the TF card or SD into the adapter, then plug it into the DC host interface, and then boot it to load note: The TF card and SD cannot be put into the adapter at the same time, otherwise the consequences will be at your own risk. Applicable products: for Dreamcast game console Applicable number: gamers Applicable age: over 10 years old Product weight: 130g colour:White Material:ABS Package Contents: 1 x DC card reader 1 x CD