Polar RS400SD Heart Rate Monitor

Tired of going out for a run and coming back without knowing how far or fast or hard you went? Get answers to all those questions and more with the Polar RS400sd Heart Rate Monitor. This heart rate monitor comes with Polar’s s1 foot pod, which interacts with your RS400sd watch to give you accurate [...]

Heart Rate Polar RS400 Monitor

Forget about trying to force yourself to get into an unsuitable fitness program! The Polar RS400 Heart Rate Monitor Watch take cares of that by finding that perfect training intensity for your body. The RS400 features its Polar OwnOptimizer capability. The Polar OwnOptimizer allows this heart rate monitor watch to m determine whether you are [...]