The WD My Book 12TB Desktop External HDD is a high-capacity storage solution that offers fast data transfer speeds with USB 3.0 connectivity. This external hard drive is designed for use with both PC and Mac systems, making it versatile for various devices. With password protection features, users can keep their data secure while accessing it from multiple devices. The sleek black design and reliable WD brand ensure that this external HDD is a reliable choice for expanding storage capacity for desktop and laptop systems.The units are new and unopened/factory sealed in the original packaging.