The 7200 RPM DiamondMax Plus 9 hard drive is your solution for performance PCs with data-intensive applications such as network attached storage, home networking devices, audio, video and other multimedia applications. When your applications demand performance and reliability for your critical data, DiamondMax Plus 9 provides the highest capacity in its class. DiamondMax Plus 9 is equipped with fluid dynamic bearing motors for acoustic sensitive applications. This allows the drive to operate with extremely low sound output, an important feature for many applications. With Maxtor Shock Protection and Data Protection Systems on every drive, your drives and data are protected against operating and non-operating shock.