Synology DS420j 4-bay NAS @ TechPowerUp
 

The Synology DS420j is a highly affordable four-bay NAS running the fantastic DiskStation Manager (DSM) operating system. It comes with a quad-core CPU that copes well with consumer tasks, and Plex also supports it. If you are on a tight budget, you should take a look at this NAS.

https://www.techpowerup.com/review/s...0j-4-bay-nas//