Polar M600 Integrated GPS Sports Watch Wrist-Based Heart Rate Monitor- White NEW | eBay
Matrice 600 Pro Collapsible GPS Mount (M600 Pro)
LANTIME M600/GPS PTP : PTP/IEEE 1588 Grandmaster Clock and NTP Time Server with integrated GPS radio | DCT | Test & Measurement
Amazon.com: POLAR M600 GPS Smart Sports Watch/Heart Rate Monitor, White - Compatible with iPhone and Android Phone : Electronics
Can't find GPS. Can somebody tell me if this (red circle) is the GPS antenna? I already send it in for warranty repair. They changed battery and electronics, but I still can't