Your search for mobile routers returned the following:

Portable router and dock — provides wireless Internet service for your car

LOW STOCK

3 people say 

• mobile Wi-Fi router, works with laptops, portable gaming devices, smart phones, and any other Wi-Fi enabled devices
• easily removable from your vehicle — car docking station included
• employs 3G EVDO/2.5g 1xRRT wireless connectivity technology

Extra dock for Autonet Mobile's KT-ANMRTR-04 portable router

OUT OF STOCK

1 person says 

• use Autonet Mobile's portable router in more than one vehicle
• allows quick transfer of Internet service from one vehicle to another