The Synology DiskStation DS223j is a compact and energy-efficient 2-bay NAS enclosure designed for home users and small teams. Powered by a quad-core Realtek RTD1619B processor and 1 GB DDR4 memory, it supports smooth data sharing, multimedia streaming, and secure backups. With Btrfs file system support, it offers advanced snapshot technology for reliable data protection. The unit includes 1 x Gigabit LAN port, 2 x USB 3.2 Gen 1 ports, and supports up to 36 TB of raw capacity (18 TB per bay). Its tool-less drive trays and quiet 92 mm cooling fan make it ideal for desktop use. Easily managed through Synology DSM, it integrates well with cloud services and offers user-friendly mobile and PC apps.