Alienware TactX Keyboard and Mouse @ Tweaktown
Quote: "Once we plug in the two USB cables into the back of our PC we're up and running. A shiny glow can be seen throughout the whole keyboard. Our understanding is that the two USB cables are needed to power the light which we have to say is extremely bright; significantly brighter than the back lighting in the G15 and G19 Logitech keyboards."
Read the review here