What happened to speech recognition?
Speech recognition features are not available in the Office 2010 programs, but are available in Windows 7 and Windows Vista.
To set up speech recognition on your computer, see Set up Speech Recognition.
To use speech recognition features, see Use speech Recognition to operate windows and programs.
To learn more about speech recognition commands, see Common commands in Speech Recognition.
If your operating system is Microsoft Windows XP, you must run a previous version of a Microsoft Office system program to use speech recognition features.
Are you looking for Text-to-speech? See How to configure and use Text-to-Speech in Windows XP or Hear text read aloud with Narrator.
Microsoft Excel 2010 has text-to-speech functionality built in to the program. To use text-to-speech commands in Excel, see Converting text to speech in Excel.