Bad Elf GPS Pro 2200 Bluetooth GPS Receiver Data Logger for Apple iPhone/ iPad 783583283427 | eBay
Navigating by iPad with the Bad Elf GPS - boats.com
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
receiver Gps Glo 2 for aviation GPS/GLONASS with bluetooth IPAD/ANDROID Garmin - Pilotshop