Capacity:2 TB Perfect for laptops and small form factor PCs, the Seagate Laptop HDD delivers the technology, durability, small size and mobility features needed by today's tech enthusiasts. The combination of proven perpendicular recording technology, Native Command Queuing (NCQ), power management and the speed of a SATA 6Gb/s interface delivers the optimum mix of performance and energy efficiency. Perpendicular recording technology increases performance and reliability by aligning the data bits vertically on the disk, while NCQ dramatically increases performance by efficiently organizing incoming commands. For the ultimate in mobility, the Laptop HDD leverages laptop power management technologies to improve power consumption and the overall durability of the drive. And to keep noise levels to a minimum, Quiet Step ramp load technology delivers ultra-quiet load/unload acoustics.