The MDD 12TB 7200RPM 256MB Cache 3.5inch SATA 6Gb/s Internal Surveillance Hard Drive is a high-performance storage solution designed for use in PCs. With a storage capacity of 12TB and a cache size of 256MB, this HDD offers fast data transfer speeds and efficient data processing. The drive is compatible with SATA 6Gb/s interfaces and has a form factor of 3.5 inches, making it suitable for internal desktop installations. Excellent Condition!