Raises your level cap to 100 and lets you create a total of 12 operatives. The Free To Play level cap is 75.
Why would anyone need 12 operatives, you might be asking? I don't know. Why would I know that? I'm not asking any questions here.
Charts
Roblox disabled public gamepass sales visibility in late July 2020. Sales data collected up to then is still available here for reference.