So far you have used mobile as with the hand free options using bluetooth devices now how about the web surfing experience. Yes! here is a plugin called firesay a smart plugin which enable us to control Firefox with some voice command like opening or closing of the tab windows, searching Google terms, or launching some websites. Though it may need some training but I am sure this will be a totally new surfing experience.
This plugin is currently in the beta process and only supports Windows 7 and have an built in speech recognition system.
Now the conclusion why not just give a try yourself at least here is something different from the traditional surfing.
You can download it from the Mozilla Plugin site link given here