Microsoft Remote Keyboard - Ontario Windows Media Center Remote & Wireless Mouse /keyboard?

Windows Media Center remote & wireless mouse /keyboard? - microsoft remote keyboard - ontario

I have both the time and all MS products. Is it possible to use only one receiver for all devices. Im pretty sure that the IR remote control, but not sure if the keyboard / mouse.

On the back of the receiver, which reads: "Microsoft Wireless Optical Receiver 3.0-inch model 1029