In the Avolites ecosystem, an "R20" file is a personality (or fixture profile) used primarily by (like the Pearl 2004, Tiger, or Azure) and as the foundation for legacy support in Titan . An R20 file tells the console:

The Avolites R20 is a popular lighting control console, and the Personality Builder is a powerful tool that allows you to customize and create unique personalities for your lighting fixtures. Here's a comprehensive guide to help you get started: