The WD formula of success has led the growth of the Red NAS range into higher capacities and expansion into new 2. 5-inch solutions. WD now offer a broader, more comprehensive portfolio of NAS hard drives, it is not just about NAS drives any more, it is REDvolutionary. 2. 5\" Form Factor SATA-III Interface Intellipower = A balance of spin speed, transfer rate designed to save power and maximise performance 16MB Cache Next generation experience Every component, line of code, and product decision was built on WD\'s passion and determination to deliver the best NAS experience. The next generation of WD Red hard drives delivers on this promise with massive capacity and NASware 2. 0, which further improves drive reliability and protects your data in the event of a power loss or power disruption. WD Red Is Ideal for: Specifically designed and tested for small office and home office, 1-5 bay NAS systems, small media servers and PCs with RAID. Experienced in NAS In all the cultures around the world, first impressions are what leave a mark. With superior technology that is driven to impress, WD Red is a reflection of the most extensive NAS partner compatibility-testing list that is available on the market. That means when you buy a NAS enclosure, you can trust that WD Red will be the most compatible drive available. Our pride is in our product and our vision is shared with our customers. Check Compatability HERE NAS for home Take your connected home environment to the next level with a NAS system that is equipped with WD Red hard drives and enjoy streaming your media, backing up your computers, file sharing and managing your digital content faster and easier. WD Red\'s NASware 2. 0 experience with increased compatibility makes sharing from your mobile device, computer, TV, stereo and more an instant gratification. And with capacities now available in 4 TB, a 5-bay NAS system can hold close to 20 terabytes of data! NAS for small business Increase the efficiency and productivity of yo