Guessing at the year doesn't really pin things down. Best to cite the model number, found via Settings > System > About.
This Wikipedia Chart will show you the specifics of the various Roku device models: https://en.wikipedia.org/wiki/Roku#Feature_comparison
Roku Community Streaming Expert
I am not a Roku employee, only a user like you. Please, no support questions via private message -- post them publicly to the Community where others may benefit as well.
If this post solves your problem please help others find this answer by clicking "Accept as Solution.".
Ultra 4800 | Streaming Stick 4K+ 3821 | TCL Roku TV 43S245/C107X