The Western Digital WD101EFBX-68B0AN0 10TB NAS Hard Drive is a high-performance 3.5" internal desktop drive designed for use with PCs. With a rotation speed of 7200 RPM and a storage capacity of 10TB, this HDD offers fast read speeds of up to 215MB/s and operates silently with low noise levels. Part of the WD Red product line, this hard drive is compatible with SATA III and SATA I interfaces, making it a reliable choice for storing and accessing large amounts of data in a NAS environment. Made in Thailand by Western Digital, this Red Plus model provides dependable performance for computing and networking needs.