Voice XML
| It uses speech recognition and touchtone (DTMF) for input and pre-recorded audio and text to speech(TTS) for output. It is based on XML and leverages the web paradigms. |
| Any telephone can access VoiceXML application via a VoiceXML "interpreter" (also known as browser) running on a telephony server. |
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1. It provides a way to voice enable a web site 2. Is an open architecture solution for building next generation IVR telephone services. |