Max 52x CD-R, 32x CD-RW Write & 52x CD-ROM, 16x DVD-ROM Read. 2MB Buffer memory with buffer underrun prevention technology. Writing speed optimized for each media type for safe CD burning. Supports drag and drop CD copying with Mt.Rainier standards. Total Price Burner Type CD-RW/DVD-ROM Storage Type Disk Drive Read Speed 16x (DVD), 52x (CD) Write Speed 52x (CD) ReWrite Speed 32x (CD-RW) Enclosure Type Internal Platform PC Tray Qty 1 Interface IDE / EIDE Buffer Size 2 MB Operating System Microsoft Windows 2000, Microsoft Windows 3.x, Microsoft Windows 95, Microsoft Windows 98, Microsoft Windows 98 Second Edition, Microsoft Windows Millennium Edition, Microsoft Windows NT 4.0, Microsoft Windows XP Dimensions Width 5.75 in. Depth 7.27 in. Height 1.63 in. Weight 1.98 lb.