Feature: 1. Adopting of premium abs material, which is wear resistant, strong and durable. 2. With extension memory card case for Gdemu. Replace CD‑ROM drive cases. 3. Effectively improve ventilation and heat dissipation. Memory card slots, quick switch the game button. 4. Suitable for Dreamcast game console VA1 version console. (Extension adapter is for Gdemu) 5. Changed the memory card holder, all-metal card holder, and read memory card more smoothly and stably. Specification: Item Type: Memory Card Mount Kit for SegaMaterial: ABS Type: Game Peripherals Upgrade: Changed the memory card holder, all-metal card holder, and read memory card more smoothly and stably.Applicable Model: Only Applicable for Dreamcast VA1 Game Console. (Extension Adapter For Gdemu)How to use:The professional installation kit for GDEMU is an alternative to the memory card-based optical drive in for dreamcast console. GD-ROM / CD-ROM drives will inevitably wear out and malfunction (just like all mechanical equipment), and since consoles are no longer manufactured, it is almost impossible to provide spare parts. The project does not have any activity content, so it aims to provide a "one-and-for-all" solution. Installed on the game console, you can watch the installation video.. Package List: 1 x Drive Tray Plug-in1 x Button1 x Bracket for Gdemu Board1 x Memory Card Extension Cable11 x Screws1x User Manual Note: 1. The height of the socket interface is about 8mm/0.3in.2. It is only applicable for Gdemu v5.5/Gdemu v5.15/Gdemu5.15b.