QNAP TS-431XeU - NAS server - 4 bays - rack-mountable - SATA 6Gb/s - RAID 0, 1, 5, 6, 10, JBOD, 5 hot spare - RAM 2 GB - Gigabit Ethernet / 10 Gigabit Ethernet - iSCSI support - 1U
QNAP Network Attached Storage TS-431XeU-2G-US ARM Cortex-A15 Quad Core 1.7GHz 2GB DDR3 1x10GbE SFP+ Retail