Polar launches M400 combined GPS watch and activity tracker + video

New Polar M400 watch combines GPS functionality with daily activity tracker features

Polar M400 Review

Polar M400: An activity tracker with the heart of a GPS running watch - Video - CNET

TomTom Spark Cardio + Music review: The best GPS watch for music motivated runners

Polar launches M400 combined GPS watch and activity tracker + video

Health Management and Leadership Portal, Physical activity monitor watch / wireless / wearable M400 Polar

Polar steps up its smart band game with the new A360 tracker

Polar Verity Sense Red optical heart rate sensor - Description

Polar M400 Tutorial Get Started

Polar releases powerful tool for coaches and personal trainers

Polar's Unite Fitness Watch: Hands-on Details and First Run

Polar A300 review: Function Over Style

Polar M400 Review Tested by GearLab

Polar M400 Sports Watch (Black) 90051090 B&H Photo Video