Once you have the Natural Voices™ speech engine with Mike and Crystal (8khz or 16khz) you can also purchase additional 16khz voices (samples below). The AT&T Natural Voices™ engine is required in order for the additional voices to work.

Natural Voices™ Engine with Mike & Crystal
Professional 16khz Version: 16khz Mike MP3 File Wave File 16khz Crystal MP3 File Wave File	How do I buy more AT&T Natural Voices™? Click Here to go to our More Voices order form.
Standard 8khz Version: 8hz Mike MP3 File Wave File 8khz Crystal MP3 File Wave File

More Natural Voices™ - American English
16khz Julia MP3 File Wave File
16khz Lauren MP3 File Wave File
16khz Mel MP3 File Wave File
16khz Ray MP3 File Wave File
16khz Claire MP3 File Wave File
16khz Rich MP3 File Wave File

More Natural Voices™ - UK English
16khz Audrey MP3 File Wave File
16khz Charles MP3 File Wave File

More Natural Voices™ - Indian Accent English
16khz Anjali MP3 File Wave File

More Natural Voices™ - Latin American Spanish
16khz Rosa MP3 File Wave File
16khz Alberto MP3 File Wave File

More Natural Voices™ - German
16khz Klara MP3 File Wave File
16khz Reiner MP3 File Wave File

More Natural Voices™ - French
16khz Juliette MP3 File Wave File
16khz Alain MP3 File Wave File

System Requirements

Minimum system requirements are a 300 Mhz Processor w/ 128mb RAM and 500MB Free Disk Space (16khz versions require 1GB Free Disk Space). While on all systems the Natural Voices™ work great when reading to MP3 and WAV files, on systems with less than 256MB Natural Voices™ can have pauses when reading aloud relating to loading voices into memory.

Recommended system requirements are a 500Mhz Processor w/ 256 mb RAM and 1GB Free Disk Space.