I don't usually read the Sharper Image catalogue because I can't seem to get off of their mailing list, but this might be useful to some of the folks here.
http://www.sharperimage.com/us/en/ca...ils/sku__MT200
Here is the link to the manufacturer:
http://microtrakgps.com/
After all of the hand-wringing after the theft of the LS-6, this might have tracked down the @#$$%#s that took the car.
Sort of like OnStar, but portable and more versitle.
JFWIW