ASUS Internal 24X SATA Optical Drive DRW-24B3ST/BLK/G (Black)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>E-Green - automatically optimizes your drive’s power consumption.</li><li>E-Hammer - allows you to permanently delete the data on writable disc (CD-R and DVD-R) formats.</li><li>Optimal Tuning Strategy - Cover both media and drive variations as well as operating temperature， optimal write speed detection， improve write quality.</li><li>Auto Vibration Reducing System - designed to reduce vibration and noise induced by unbalanced mass of rotating machinery.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31TG7QxbxwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31UWSG%2B13CL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yFFH8NiqL.jpg" noproxy>