Maximum CPU posted a review of the Microsoft Comfort Desktop 5000
A quote from the article:
>> Microsoft Comfort Desktop 5000 Review
A keyboard and mouse are often times one of the most overlooked components of any computer system, yet they may very well be one of the most important components. After all, almost all interaction with any computer seems to be with a keyboard and mouse. Today we will be taking a look at Microsoft's Comfort Desktop 5000, which features a wireless ergonomic keyboard and a wireless BlueTrack mouse.
>> Microsoft Comfort Desktop 5000 Review