The CR52-M CD-R/RW writer represents MSI's efforts to meet home and business consumer demands for super-quiet operation and faster reading and recording performance. The CR52-M has a tray mechanism. On the front panel you can find headphone jack, mechanical volume control, a play button and an eject button with Flash Eyes function. The button on the left glows green when the writer is burning, while the button on the right glows blue when media is in the writer. The CR52-M features SuperLink technology, which prevents errors from occurring when data flow to the writer is interrupted during the recording process due to slow source-drive performance, PC configuration problems, or when running other applications. The ability of a CD-RW writer to read different types of compact discs varies based on the qualities of the discs and the type of data written to the discs. SuperLink technology is utilized to take full advantage of the latest, high performance CD-R/CD-RW media to optimize record speed and reliability.The CR52-M features ABS (Anti-Bumping System) and SoftBurn technology, the most advanced design and engineering to reduce vibration and noise and to provide superior stability when the writer is operating at high speed. HyperGuard is another useful feature, which provides better shatter protection for your writer from a defect disc. The CR52-M writer has an excellent mechanism design, based on MiniForm technology, for convenient installation and it improves the airflow inside the computer case. The CR52-M's tray has the usual disc mounting clips, the writer can be used in both the vertical and horizontal positions. The writer now even supports 99 or 90 minute CDs! This is extremely useful if you need to burn something that's a bit larger than 700 MB or longer than 80 minutes in audio! This high-speed writer provides both professionals and power-users with the ideal solution for such advanced applications as recording audio CDs, archiving small and large data files, or creating multimedia productions.