QNAP TS-432XU-RP-2G 4-Bay 1U Rackmount NAS Enclosure - Alpine AL-324 ARM Cortex-A57 Processor (1.70 GHz, 4 cores), 2GB DDR4 RAM (1 x 2GB, no slots free, 16GB Max), 512MB Flash Memory, Drive Interface: 4 x 3.5-inch/2.5-inch SATA 6Gbps/3Gbps Hard Drives Bays, Up to 24TB Max, Connectivity: 4 x USB 3.0, 2 x Gigabit RJ-45 Ethernet Ports, 2 x 10GbE SFP+ Ports, 1 x PCIe Gen 2 x2, 2 x 250W Redundant Power Supplies