The Seagate Expansion Desktop 28TB External Hard Drive HDD is a high-capacity storage solution for laptops, PCs, and Macs. With a sleek black color and a 3.5-inch form factor, this external drive is perfect for expanding storage capacity on your computer. The Seagate brand is known for reliability, and this model comes with a 2-year manufacturer warranty. It features a USB 3.0 interface for fast data transfer, a 7200 RPM rotation speed for efficient performance, and a storage format of HDD only. With a storage capacity of 28TB and a transfer rate of 300 Mbps, the Seagate Expansion Desktop is a versatile and efficient external hard drive.