Processor: Realtek RTD1619B 1.7 GHz Quad-Core Processor Memory: 2GB DDR4 (non-upgradable) Drive Bays: 4x 2½"/3½" SATA III USB: 3x USB 3.2 Gen 1 LAN: 1x 2.5-Gigabit (Wake On WAN) Dimensions(HxWxD): 170x174x230 mm Weight: 2.2kg/4.85lb Power: 90W AC Adapter Operation/Disk Hibernation: 25.1W/8.4W Volume Type: Single, JBOD, RAID 0/1/5/6/10