Polar RS400SD Heart Rate Monitor
November 26, 2009 by Running Watch Reviews
Filed under Polar, Running & Sports Watch Reviews
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 [...]
