Read text aloud with support for SAPI4 or SAPI5 compliant voices; Convert text to audio on the fly. i.e. text to wav, text to mp3, text to wma, text to ogg, text to vox, text to au and text to aiff format; Convert without temporary files generated, save your hard disk; Support batch conversion; Convert text to swf speech stream, i.e. text to swf. Now you can add streaming voice to web site easily; Support reading highlight text on the screen with hot key. An easy to use screen reader; Support drag drop. You can drag text files to batch convert or speak at will Support command line. You can batch convert a file list from command line now! Windows vista support.