The product is a set of three Western Digital WD Red 1TB NAS HDD hard drives (model WD10EFRX). These internal desktop drives are designed for use with PCs and offer a storage capacity of 1TB each. With a rotation speed of 5400 RPM and a cache size of 64MB, these SATA III interface drives provide a transfer rate of 1200 Mbps. The drives are in a 3.5-inch form factor and are compatible with HDD drive types. Ideal for networking and storage solutions, these Western Digital Red hard drives are reliable options for expanding storage capabilities in a system.
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