1. Support TF card and SD card 2. Plug and play,convenient to use 3. Includes high-quality Booter Loader CD 4. LED status indication, easy to grasp the running status 5. Compatible for Sega Dramcast host<br><br>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<br><br>Package Contents: 1 x DC card reader 1 x CD<br><br>Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.