Synology DiskStation DS1821+ is a powerful 8-bay network-attached-storage solution designed to store and protect mission-critical data. Designed to tackle increasing amounts of unstructured data, the low-noise, desktop form-factor of the DS1821+ is built for both SOHO and SMB environments. With performance over 110K or 177% higher, 4K random read IOPS than its predecessor, the DS1821+ is fast, with ample room for scalability. 5-year warranty is available as an optional add-on with EW201, a 2-year warranty extension.