"Voice Command" is a speech recognition program that translates your voice commands into arbitrary keystrokes. You can also use this program to trigger predefined macros. The features of voice command can be classified as follows

To Generate Keystrokes

While you playing interesting games it is not necessary to memorise all the keyboard shortcuts. Instead of that you can command your buddies in commandos.

To Run Macros

Using this feature you can store a series of action and run them at your will using your voice

To Run specified applications
You can assisgn specific commands to run applications such as Ms Word, Notepad, Photoshp etc..

Implementation