gespeaker software package provides GTK+ front-end for eSpeak and mbrola, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gespeaker
gespeaker is installed in your system.
Make ensure the gespeaker package were installed using the commands given below,
$ sudo dpkg-query -l | grep gespeaker *
You will get with gespeaker package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Sound |
| Package | gespeaker |
| Version | 0.7-3 |
| Description | GTK+ front-end for eSpeak and mbrola |
| Sub Section | Sound |