WD 4TB Internal Hard Drive (Blue) 1Pcs. Description: WD expands their award-winning desktop with WD Blue PC hard drives. Extensively tested and built to WD’s high standards, Drive WD Blue with confidence – our colors never fade. Boost your PC storage with WD Blue drives, the brand designed specifically for desktop And DVR and all-in-one PCs. The WD Blue family now delivers data storage capacities. Customers around the world know that WD’s reliability is legendary. Every WD Blue drive is designed, tested and built to last, and each ships with a 2-years limited warranty. WD Blue storage is tested and recommended for use in desktop and All-in-One PCs, DVR, WD Blue PC Hard Drives are tested and recommended for use in consumer-type RAID applications. 2 Years Manufacturing Warranty from the date of purchase.