Garmin eTrex 22x & 32x proximity alarms! Get notified when you are close to your destination! - YouTube
Ray Maker on Twitter: "To be fair, given how bad some of the other ones are to date (especially and specifically latency and range accuracy), I kinda get Garmin's point here." /
Amazon.com: Garmin eTrex® SE GPS Handheld Navigator, Extra Battery Life, Wireless Connectivity, Multi-GNSS Support, Sunlight Readable Screen : Electronics
Late to group rides? Maybe the new Garmin Edge 820 can help - BikeRadar