The TERRAMASTER F4‑212 is a versatile 4‑bay desktop NAS designed for home users and small offices. It features a powerful quad‑core ARM CPU and 2 GB DDR4 memory (upgradeable), providing smooth file sharing, media streaming, and backup performance. Dual 1 GbE LAN ports offer link aggregation for faster network speeds. With support for RAID 0/1/5/6/10 and JBOD, it delivers reliable data protection. Equipped with two USB 3.0 ports, HDMI output, and fan control, the F4‑212 is ideal for multimedia playback and secure personal cloud setups. Plus, its intuitive TOS OS offers rich backup and sync tools.