Here is an overview of different models of Heart Rate Monitors by Polar:
Polar ft 4 - Heart Rate zones and calories
Polar ft 7 - Best for gym
Polar ft 40 - the ultimate weight loss machine
Polar ft 80 - true strength training watch
Polar rcx5 - the famous traithlon watch
Polar rs 800cx - comes with sophistaicated HRM data
Polar rcx3 - cycling and running watch
Polar cs200cad- value priced bike computer
Polar cs300- value priced cycling watch
Polar cs500- professional bike computer

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