Use your Sprint 3G4G Sierra Mobile Hotspot as an external GPS over the wireless connection.If your connected to the device to get internet access, and need to use it39;s internal GPS instead of your builtin GPS this application might be able to help you.Data is pulled over wireless network, from device on port 5502. Data is then provided to a mock GPS device on the Android client Tested using google maps only works with anything allowing mock location inputs on a Transformer Prime and Google Nexus.Free, opensource.Source available: http:www.archaicbinary.netcodesprinthotspotandroidwirelessgps.html