This Seagate 2TB 64MB Cache SATA 6Gbps NAS HDD is optimized to work in a 1 to 5 bay Network Attached Storage device, and is enhanced for 24/7 operation. With a large 2TB Capacity, SATA 6GB/s interface, built-in NAS compatibility, and high drive reliability, this 2TB NAS hard drive is a great option for expanding your network storage. 2TB NAS HDD 6Gbs SATA. Bulk Single Pack Ideal for small business servers or home video and central storage, the Seagate NAS HDDs are built and tested to provide industry-leading performance for small 1- to 5-bay NAS systems. Expect always-on, 24 x 7 reliability and the NASWorks technology features that simplify your installation, customize error recovery controls, and fine-tune power management and vibration tolerance. Seagate ST2000VN000 NAS HDD 2TB 64MB Cache SATA 6.0Gb/s Internal Hard Drive