Amazon.com: Garmin GPSMAP 66s, Handheld Hiking GPS with 3” Color Display and GPS/GLONASS/Galileo Support (Renewed) : Electronics
Garmin® refreshes its popular handheld GPSMAP® series, introduces larger display, Galileo support and expanded battery life with tracking up to one week - Garmin Blog
Compatible With Garmin Usb Gps Glonass Galileo Receiver Antenna Marine Boat Gps Receiver Google Earth Gnss Receiver Usb Antenna - Gps Receiver & Antenna - AliExpress