The Apple USB Superdrive External Drive CD DVD Model A1379 in Silver is a genuine Apple product designed specifically for Mac compatibility. This external drive offers the ability to read and write various formats such as DVD-R, CD-R, DVD+R, DVD-ROM, CD-ROM, and DVD+R with a read speed of 500MB/s. With a compact form factor of 0.7 inches, this USB-powered drive is easy to use and convenient for portable storage needs. Made with a 2MB cache, this external drive is a reliable and efficient option for those in need of additional CD/DVD capabilities for their computing devices.