Active TTS Component 

Directly convert text to wav, mp3, wma, ogg, vox, au and aiff format on the fly without temporary files created. Convert text to speech at high speed Support SAPI4 or SAPI5 compliant voices. A lot of examples are provided.
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Speak Aloud 

Read text aloud with support for SAPI4 or SAPI5 compliant voices. Convert text to wav, mp3, wma, ogg, vox, au and aiff format on the fly, no temporary files needed, save your disk. Support batch conversion. Support reading hightlight
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Aye Text to MP3 

Use "Text to Speech" technology and convert text into a Mp3/WMV/WAV audio file.
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