60beat Heart Rate RX and Chest Belt

The 60beat Heart Rate monitor and adjustable chest belt strap will fit most sizes. The 60beat Heart Rate monitor is robust plastic cover, battery operated, and a passthrough for headphones so you can listen to music while receiving heart rate information. The 60beat Heart Rate monitor works with many Apps - works with many fitness and wellness applications. 60beat heart rate on iPhone is the free application that comes with the item.