System Requirements: Microsoft Windows 2000 with Service Pack 3 (SP3) or later; or Windows XP or later Intel Pentium 233 MHz or higher processor, Pentium III recommended 128 MB of RAM or above recommended 180 MB of available hard disk space (hard disk usage will vary depending on configuration; custom installation choices may require more or less hard disk space) Optional installation files cache (recommended) requires an additional 200 MB of available hard disk space Super VGA (800 × 600) or a higher-resolution monitor Speech recognition requirements: Pentium II 400 MHz or higher processor Close-talk microphone and audio output device