cpu type marvell armada 370 arm dual issue performance 100 mbs ram ddr3 512 mb internal hard drive number of bays 4 total capacity enclosure 4tb 8tb 12tb 16tb supported hdd capacities 1tb 2tb 3tb 4tb drive interface sata 2 or 3 3 gbs supported raid levels jbod 0 1 5 10 lan interface standard compliance ieee8023ab ieee8023u ieee8023 standard connector type rj 45 lan ports 1 data transfer rates 101001000 mbps usb interfac