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Further enhancing device functionality, ANT+ is the wireless technology that enables all compatible Garmin devices to communicate with each other and multiple external accessories, allowing users to share information in the field while additional information is displayed and recorded for future review.

Share Wirelessly

Send and receive waypoints, routes, tracks and geocaches wirelessly with compatible Garmin devices.


Use your Montana to discover a Garmin chirp™ and retrieve hidden information placed by others.


ANT+ wireless temperature sensor designed to provide the current, minimum and maximum temperatures over a 24 hour period.


Garmin's VIRB action cameras can be remotely controlled from up to 10 meters. You can start and stop video recording and take still photos right from your Montana GPSr. While recording video, the record time will be displayed in the status area on your Montana 6x0.

Speed/Cadence Sensor

Monitor your pedaling cadence as you ride with this self-calibrating, wireless speed/cadence sensor. It measures and reports your pedaling strokes per minute, providing feedback for optimal performance.

Heart Rate Monitor

Train more effectively with a Garmin heart rate monitor. When worn around your chest during any activity, it wirelessly transmits your heart rate to your compatible device for instant feedback on how hard you’re working.