Exclusively for Microsoft developers download 500 professionally recorded speech files now at no charge. GM Voices off-the-shelf Standard Vocabularies enable Microsoft Speech Application SDK (SASDK) developers to create higher quality, more natural sounding applications. The Standard Vocabularies consist of 500+ number, date, navigation and error messages (your current balance is four hundred seventy-two dollars and thirty-four cents.) These speech files are delivered ready to use in the Microsoft voice prompt engine. While the Standard vocabularies provide the basic building blocks of a successful speech application, you can create a more robust and dynamic interface using the Expanded Vocabularies, consisting of approximately 3,000 voice prompts. This version is the first release on CNET Download.com.