Polar - Not only a color, but a state of mind! For those of you who fancy a little splash of color to brighten up your day. Polar M400 is now available
Polar M400 with heart rate sensor review - The Gadgeteer
PlatinumPower USB Cable Cord for Polar A360, M400, V700 Sports Watch
Polar M400 GPS Smart Sport Watch USB Cable Transfer Cord Replacement | eBay