WD has expanded its WD Red line of SATA hard drives specifically designed for home and small office NAS (network attached storage) systems with one- to five-drive bays.

WD Red hard drives are now available in a 2.5-inch form factor offering 1TB and 750GB capacities and a new 3.5-inch 4 TB capacity. Shipping now through select distributors and resellers, WD Red hard drives are covered by a three-year limited warranty. The manufacturer’s suggested retail price for the new 2.5-inch WD Red 1TB is US$99; the 750GB is $79 and the 3.5-inch 4TB is $229. For more info go to http://tinyurl.com/kbs8sts .