The EasyVR is a multi-purpose speech recognition module designed to add a versatile and robust speech and voice recognition capability to virtually any application.
Get it here:
http://www.ic0nstrux.com/products/Sound-Audio/EasyVR-Development-Kit#.Uqs8zvTFyoM
EasyVR Development Kit

What if you could command your Robot, device or microcontroller with your voice? This is a great kit you can add to your project to start with!