I found without problem:

http://www.nuance.com/for-business/by-solution/customer-service-solutions/solutions-services/inbound-solutions/self-service-automation/vocalizer/index.htm

There are even link to list of new small TTS voice for Garmin (Nuvi30,40,50 and other) on this page:
[hide]http://www.nuance.com/ucmprod/groups/enterprise/@web-enus/documents/collateral/nc_024317.pdf[/hide]

Old TTS version was compiled with another soft from Scansoft. But Nuance is former Scansoft!