# Sega CD
I do not know the file extension limits for this system.
## Code example
```html
```
### BIOS
| File Name | Description | md5sum |
| ----------- | ------------- | ----------- |
| bios_CD_E.bin | MegaCD EU BIOS - Required | `e66fa1dc5820d254611fdcdba0662372` |
| bios_CD_U.bin | SegaCD US BIOS - Required | `2efd74e3232ff260e371b99f84024f7f` |
| bios_CD_J.bin | MegaCD JP BIOS - Required | `278a9397d192149e84e820ac621a8edd` |
### CORES
The *segaCD* system supports 2 cores
- `genesis_plus_gx`
- `picodrive`
If set to `segaCD`, emulator will use the `genesis_plus_gx` core.