The Apple USB Super Drive MD564ZM/A Model A1379 is a silver external drive designed for use with Mac systems. It features a read speed of 500MB/s and a transfer rate of 40 Mbps, making it efficient for accessing and transferring data. With the ability to read DVD-R, CD-R, and CD-ROM formats, this USB-powered drive is a convenient and reliable option for users looking to manipulate their optical media collection. The compact form factor of 0.7 inches in thickness and dimensions of 7" x 6.75" x 1.5" make it easy to transport and use with various devices.