NavAtlas NAV160 SkyPro™ Universal Bluetooth® GPS receiver with waterproof case — boosts GPS capabilities of your portable device at Crutchfield
Amazon.com: Dual Electronics XGPS160 Multipurpose Universal 5 Device Bluetooth GPS Receiver with Wide Area Augmentation System and Portable Attachment : Electronics
User manual Dual XGPS160 (English - 20 pages)
Field Review: Dual SkyPro XGPS160 GPS Receiver - OutdoorX4
Dual Electronics - SkyPro Bluetooth GPS Receiver | XGPS160 – Pilots HQ LLC.