Select your product to confirm this information applies to you
Can I Pair Newer Garmin Heart Rate Monitors With My Older Garmin Device?
The following devices will NOT pair with newer heart rate monitors including heart rate straps and optical heart rate sensors.
Edge® 305 cycling computer
Edge® 705 cycling computer
Forerunner® 305 watch
Forerunner® 405 watch
Forerunner® 405CX watch
Forerunner® 410 watch
These models will require the use of older heart rate straps that were manufactured around the same time frame, and are not compatible with current heart rate monitors.