The Asus SDRW-08U9M-U ZenDrive USB 2.0 External 8X DVD Drive in black is a versatile external drive suitable for laptops, PCs, and Macs. It supports various writable formats such as DVD-R, DVD+R Dual Layer, DVD-RW, and HD DVD-RW, with a write speed of 8x. The ZenDrive also features M-Disc support and comes with a 5.25-inch form factor. With its USB 2.0 interface, this Asus DVD drive is a reliable and efficient option for all your DVD and CD needs.