https://lists.digium.com/pipermail/asterisk-users/2010-March/245657.html
[asterisk-users] NeoSpeech & Asterisk?
asteriskusersneospeech
https://www.speechtechmag.com/Articles/News/Speech-Technology-News/NeoSpeech-Adds-Mexican-Spanish-TTS-Voice-94650.aspx
NeoSpeech Adds Mexican Spanish TTS Voice
Feb 5, 2014 - Mexican male voice 'Francisco' joins NeoSpeech's growing text-to-speech portfolio.
mexican spanishneospeechaddsttsvoice