Windows 7, 32-bit Windows 7, 64-bit Windows Vista, 32-bit Windows Vista, 64-bit Windows XP
This package provides the Windows/DOS Based PLDS DS-4E1S 12.7 Tray BD-Combo Firmware Update and is supported on the Latitude, Inspirion, Optiplex and Vostro Notebook models that are running the following Operating Systems: XP, Vista, Windows 7 and DOS.