Garmin® refreshes its popular handheld GPSMAP® series, introduces larger display, Galileo support and expanded battery life with tracking up to one week - Garmin Blog
GARMIN GPSMAP 66s, Handheld Hiking GPS/GLONASS/Galileo Support - Outdoorsi
Garmin GPSMAP® 66i | Handheld Hiking GPS
Compatible With Garmin Usb Gps Glonass Galileo Receiver Antenna Marine Boat Gps Receiver Google Earth Gnss Receiver Usb Antenna - Gps Receiver & Antenna - AliExpress
What is GLONASS? GPS vs GLONASS - which is best. Used by Garmin, Apple, Suunto, Samsung and others