The all new CD-540 CD-ROM drive provides the ultimate in playback performance. It benefits from a CAV technology that optimizes the data transfer rate by rotating the disc at a constant speed. And the TEAC 40X takes full advantage of the multitasking capabilities of Windows by utilizing less of your computer's processing power.The TEAC 40X CD-ROM drive utilizes an IDE/ATAPI interface which provides the easiest integration and installation available. Its rugged, reliable and built with rock-solid construction makes its unique disc-rotation mechanism optimally designed to significantly reduce noise and vibration. In addition, the drive's long lasting ball-bearing motor, precision head seek mechanism, and superior dust-protected loading tray provide years of dependable use. An assortment of helpful features make the TEAC 40X series easier to use. Its plug and play design provides quick and easy installation and the highest level of compatibility with today's desktop systems. It includes a power loading tray, front volume control, and both headphone and rear audio jacks for added versatility when playing you favorite CD-ROM titles.