Synology DiskStation DS1520+, Hard drives and memory upgrades included separately, NOT installed, installation required. Celeron J4125 Quad-Core 2.0GHz CPU; 8GB DDR4 non-ECC Memory; M.2 Storage: 1TB (2 x 500GB) M.2 Solid State Drives for Ultra-Fast Storage; File Storage: 90TB (5 x 18TB) SATA 3.5' HDDs for High-Capacity Storage; 4 x RJ-45 1GbE LAN Ports (with Link Aggregation / Failover support); 2 x USB 3.2 Ports; 2 x eSATA Ports Features: Cache Acceleration, Virtual Machine Manager, Security Advisor, AES 256-bit Encryption, 2 Factor Authentication, Surveillance Station Suite, 4K Multimedia Server role, Desktop Backup, Hyper Backup, Snapshot Replication, Synology Drive, and many more Synology NAS chassis comes in a sealed box. Hard drives & memory upgrades included separately, NOT installed, installation required