Plextor's shape ultra-portable DVD writer is the smallest available in the world. Measuring just 15.9mm high and weighing 250g, the pocket-sized PX-608CU is ideal for mobile laptop users and those requiring a modern, stylish and compact unit to use anywhere. The newly designed clamshell chassis is the latest innovation from Plextor and not only provides a highly portable ergonomic unit for improved ease of use, but it also incorporates high reliability and durability for long-term operation. It is USB 2.0 bus-powered for both maximum convenience and true plug-and-play usability (no need for an external power supply) - very handy for the mobile executive to burn CDs and DVDs on the move, or for home users to burn and back-up important data from multiple computers.