Nuance Vocalizer 4.0 Text-To-Speech (TTS) software, enables businesses to easily and cost-effectively automate the delivery of dynamic information over the phone. Built to improve caller satisfaction while reducing businesses' application development time and costs, Nuance Vocalizer 4.0 is ideal for key automated speech solutions including directory assistance, information access and retrieval, account management, voice activated dialing, and e-mail access. Nuance Vocalizer 4.0 provides carriers and enterprises with an unprecedented level of voice quality, creating an optimized customer experience. When integrated with Nuance speech recognition and voice authentication products, businesses around the world can build high quality voice-enabled applications that increase automation rates and customer satisfaction and lower costs.

• Reduces the overall cost of speech applications, by effective and high quality prompt replacement
• Enhances caller experiences with the seamless transition from spoken prompts to Text-To-Speech
• Supports global organizations with extensive language coverage
• Extensive dictionaries that leverage years of speech research, reducing the tuning of text-to-speech within applications

• Comprehensive address and name handling for Directory Assistance and account update applications
• Build-in optimizations for many of the most popular words, phrases and symbols used in applications today: proper and business names, airports, airlines, city names, street names, financial news and stock quotes
• Effective support for bilingual applications
• Speak As One™ capabilities that remove jarring transitions between application prompts and text-to-speech
• Support for industry standards like SSML (speech synthesis markup language) and VoiceXML 2.0

Nuance Vocalizer is currently available in U.S., U.K. and Australian English, in both male and female voices, and Brazilian Portuguese, Canadian French, German, and Latin American Spanish in female. Nuance now supports a total of 24 TTS languages through a combination of Nuance Vocalizer 4.0 and RealSpeak Telecom 4.0.