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POLAR RS400 SD Heart Rate Monitor



For an active endurance athlete. You want to improve your performance between training routines by
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POLAR RS400 SD Heart Rate Monitor
For an active endurance athlete. You want to improve your performance between training routines by planning, monitoring and analysing your training. Do all this and much more with RS400, the complete system for runners.RS400 has one of the largest displays in the industry and a fully user-configurable exercise view with countless combinations. The impressive design and comfortable wrist top mounting make it a pleasure to wear also in everyday life. The SD features the additional S1 that gives d

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