The WD 1TB Elements Portable External Hard Drive by Western Digital is a versatile storage solution compatible with both PC and Mac systems. This black external hard disk drive boasts a storage capacity of 1TB, making it perfect for transferring and storing large files. With USB 3.0 and 2.0 interfaces, this portable hard drive offers fast data transfer speeds and is powered by USB, allowing for convenient use without the need for additional cables. The Western Digital Elements product line ensures reliability and performance for all your storage needs.