QNAP TS-431XeU - NAS server

4 bays - 24 TB - rack-mountable - SATA 6Gb/s - HDD 6 TB x 4 - RAID 0, 1, 5, 6, 10, JBOD, 5 hot spare - RAM 2 GB - Gigabit Ethernet / 10 Gigabit Ethernet - iSCSI support - 1U