Synology DiskStation DS218, 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: 1 x RJ-45 1GbE LAN Port (with Link Aggregation / Failover support); 2 x USB 3.2 Ports; 1 x USB 2.0 Port

Processor: RTD1296 4-Core 1.4GHz CPU

Memory: 2GB DDR4 non-ECC Memory

Storage: 4TB (2 x 2TB) SATA 3.5" HDDs for High-Capacity Storage

Power: Single Power Supply

Operating System: Synology DSM Software

Features: Centralized Data Management, Data Sharing, Security Advisor, Surveillance, File Server/Management, 4K Multimedia Server role, Desktop Backup, Synology Drive, and many more

NAS chassis comes in a sealed box.

Hard drives and memory upgrades included separately NOT installed, installation required.