| Short name | Description | Year | Manufacturer | Runnable | Parent |
|---|---|---|---|---|---|
| wmscvsd | Williams CVSD Sound Board | No | |||
| wmsnarc | Williams NARC Sound Board | No | |||
| wmsadpcm | Williams ADPCM Sound Board | No | |||
| wmss4 | Williams System 4 Sound Board | No | |||
| wmss6 | Williams System 6 Sound Board | No | |||
| wmss9 | Williams System 9 Sound Board | No | |||
| wmss11 | Williams System 11 Sound Board | No |