Speech recognition requirements

To use speech recognition, you need the following hardware and software components:

A good-quality close talk headset microphone connected to a sound card or USB port.
A 400 megahertz (MHz) or faster computer with 128 megabytes (MB) of memory.
Internet Explorer 5.0 or later
Windows 98 or later, or Windows NT 4.0 or later.
The speech recognition engine must be installed. It is available with Microsoft Office XP, but may not have been installed. Click Related Topics for information about installing it.