Netgear RN12PRAIL-100WWS. RAID levels: RAID 0, 1, 5, 6, X-RAID. Hard drive interface: Serial ATA II. Compatible operating systems: Windows Linux Mac OS X, Minimum system requirements: Internet Explorer 7.0+, Opera 9.5+, Safari 2.0+, Mozilla Firefox 2.0+. Colour of product: Black. Dimensions (WxDxH): 648 x 437 x 89 mm, Weight: 32.8 kg