Connected features are available for your GPSMAP^® 66 series device when you connect the device to a wireless network or a compatible smartphone using Bluetooth^® technology. Some features require you to install the Garmin Connect™ app or Garmin Explore™ app on your smartphone. Go to garmin.com/apps for more information.

Bluetooth sensors

Allows you to connect Bluetooth compatible sensors, such as a heart rate monitor using the Garmin Connect app.

Connect IQ™

Allows you to extend your device features with widgets, data fields, and apps using the Garmin Connect app.

EPO Downloads

Allows you to download an extended prediction orbit file to quickly locate GPS satellites and reduce the time it takes to get an initial GPS fix using the Garmin Connect app or when connected to a Wi‑Fi^® network.

BirdsEye imagery

Allows you to download BirdsEye Satellite Imagery directly to your device when connected to a Wi‑Fi network.

Garmin Explore

The Garmin Explore app syncs and shares waypoints, tracks, and routes with your device. You can also download maps to your smartphone for offline access.

Live Geocache Data

Provides paid or subscription-free services to view live geocache data from www.geocaching.com using the Garmin Connect app or when connected to a Wi‑Fi network.

LiveTrack

Allows friends and family to follow your activities in real time. You can invite followers using email or social media, allowing them to view your live data on a Garmin Connect tracking page.

Phone notifications

Displays phone notifications and messages on your GPSMAP 66 series device using the Garmin Connect app.

Software Updates

Allows you to receive updates for your device software using the Garmin Connect app or when connected to a Wi‑Fi network.

Active Weather

Allows you to view current weather conditions and weather forecasts using the Garmin Connect app or when connected to a Wi‑Fi network.