TextToSpeech is based on
the Web Speech Synthesis Api (Text to Speech API), which now just support Chrome 33+ and Safari web browser.
Currently it supports language choices for American English, British English, German,
French, Italian, Chinese, Japanese, Korean, Russian and etc. And for English
Text To Speech also provices different voices speaking by Alex,
Agnes, Bruce, Fred, Junior, Kathy, Princess, Ralph, Vicki, Victoria.
Let's getting started with the Text To Speech Online demo, just enjoy it.