This is another Speech Synthesis Service !
This one use amazon cloud platform.
It is paid service, free to try 1 year (locally cached so it will cost some cents... )
Voices and informations :
Get the keys : ( security informations )
( create access key )
ONE IMPORTANT THING: Never share any API key with someone or publish it inside noworky blogs !
Amazon asked about 20.000$ from a friend when someone robbed the key to mine bitcoins. Hopefully this was resolved, thank them.