Synology DiskStation DS2419+, made for a variety of server roles such as backup, file storage, email servers, and domain controllers!
Form Factor: NAS Tower Server
Internal File System Format: EXT4, Btrfs
Ports: 4 x RJ-45 1GbE LAN Port (with Link Aggregation / Failover support); 2 x USB 3.0 Port; 1 x Expansion Port; Btrf File System for Advanced LUN iSCSI Service
Processor: Intel Atom C3538 Quad-Core 2.1GHz 8MB CPU
Memory: 16GB DDR4 PC4-17000 2133MHz Memory
Storage: 48TB (12 x 4TB) 7.2K 6Gb/s SATA 3.5" HDDs for High Capacity Storage
Power: Single Power Supply
Operating System: Synology DSM Software
Operating System Features: File Access, Sharing and Sync, Data Backup with Deduplication and Compression Capabilities, Virtualization and VM Management, Synology Drive, MailPlus, Chat, Calendar, Office, and Note Station, Multimedia Management, iSCSI Target Role Synology Directory Domain Controller Role, Centralized Management System for Managing Multiple Synology NAS Devices
NAS chassis comes in a sealed box
Hard drives and memory upgrades included separately NOT installed, installation required