Thiết bị Nas Synology DS420j 4-bay desktop NAS designed for home users' data backup and file sharing • CPU: Realtek RTD1296 4-core 1.4 GHz • Memory: 1 GB DDR4 • Compatible drive type: 4 x 3.5" or 2.5" SATA HDD/SSD (drives not included)

Thiết bị Nas Synology DS1821+ (8-bay desktop NAS) High capacity storage and data protection for anyone • CPU: AMD RyzenTM V1500B quad-core 2.2 GHz • Hardware encryption engine: Yes (AES-NI) • Memory: 4 GB DDR4 ECC SODIMM (expandable up to 32 GB)