Here are details on how to connect, install and get it running on Windows 7 with Microsoft Autoroute 2010.
Here is a photograph of the EverMore GM-R700 GPS Receiver, as you can see it consists of a small unit (4cm x 5cm) that houses the GPS receiver and an RS232 to USB convertor with a flying USB lead on it.
EverMore GM-R700 GPS Receiver.
When you plug in the USB connection from the EverMore GPS Receiver into a laptop running Windows7 it will show this error.
For comparison here is a screen grab of the location map app on my iPhone 3GS, as you can see it maches up with where AutoRoute thinks I am parked. Of course its nice on the iPhone as you get a real satellite image of where you are.
iPhone Mapping App location.