# Sega Master System
I do not know the file extension limits for this system.
## Code example
```html
```
## BIOS
You can search for the BIOS you need by utilizing the **MD5** checksum.
(bootrom) - Optional
| Name | MD5 Checksum | Description |
|------|--------------|-------------|
| `bios_E.sms` | `840481177270d5642a14ca71ee72844c` | MasterSystem EU BIOS
| `bios_U.sms` | `840481177270d5642a14ca71ee72844c` | MasterSystem US BIOS
| `bios_J.sms` | `24a519c53f67b00640d0048ef7089105` | MasterSystem JP BIOS