The EasyVR Module is designed to easily add versatile voice command functionality to robots or any other host. In this video you can see a simple example of a POP-BOT robot with an Arduino POP-168 board
This video refers to the VRbot module. The VRbot is the predecessor of the EasyVR module. The EasyVR module is fully backwards compatible with the VRbot, but has some enhanced features. To see the differences visit here.