Dual Electronics XGPS150 Universal Bluetooth GPS Receiver for iPad 2, iPad, iPod touch, iPhone and Other Smartphones… - Drakonx Academy
BTstack GPS Lets You Connect External GPS to iPad, iPhone, iPod - iClarified
What's the best external GPS for pilots? : iPad Pilot News
Press Release - NMEA-BT - Aman Enterprises Inc.
How To Use an External GPS Device with Your iPad or iPhone
Amazon.com: Dual Electronics XGPS150 Universal Bluetooth GPS Receiver for iPad 2, iPad, iPod touch, iPhone and Other Smartphones, Tablets and Laptops (Discontinued by Manufacturer) : Electronics
Orange Gadgets iGPS360 External GPS module for iPhone and iPod touch - Blog of Wishes
Best External GPS Receivers
GPS Accuracy Testing with Dual XGPS-150 - Fulcrum
New Product: Bad Elf GPS for Lightning Connector (BE-GPS-1008)
How To Use an External GPS Device with Your iPad or iPhone
Turn Location Services and GPS on or off on your iPhone, iPad, or iPod touch - Apple Support
Bad Elf GPS Pro BE-GPS-2200 (iPad / iPhone / iPod)
How To Use an External GPS Device with Your iPad or iPhone
Bad Elf Pro Bluetooth GPS Receiver for iPad / iPhone - MyPilotStore.com