Synology DiskStation DS423+ is made for a variety of server roles, such as home data backup, file syncing, and sharing. A high-capacity powerhouse capable of fitting into most any environment, making it easy to centralize all your multimedia collections with rigorous workloads. Celeron J4125 4-Core 2.0GHz CPU, Up To 2.7GHz Turbo; 6GB DDR4 non-ECC SODIMM Memory; 16TB (4 x 4TB) SATA 2.5' SSDs for Ultra-Fast Storage; 1TB (2 x 500GB) M.2 2280 NVMe SSD; 2 x RJ-45 1GbE LAN Ports (with Link Aggregation / Failover support); 3 x USB 3.2 Ports; Btrfs File System for Advanced LUN iSCSI Service Operating System: Synology DSM Software Synology NAS chassis comes in a sealed box. Hard drives and memory upgrades included separately, not installed, installation required.