Synology rackstation rs816 is a compact and scalable 4 bay rackmount nas with outstanding performance providing a comprehensive rack level storage solution for any growing business to effectively manage share and sync data you can easily expand your storage capacity with up to 8 drives minimizing the time spent on setup and maintenance synology rs816 is backed with synologyrsquos 3 year limited warranty compact rackmount nas with great performance synology rs816 is a compact 1u 4 bay na