Zephyr HxM Smart Heart Rate Monitor for iPhone 4S, iPad (3rd Gen) & iPhone 5 with Bluetooth Low-Energy (4.0)

The Zephyr HxM Smart is a wearable fitness-tracker designed for use with iPhone 5, 4s, Android 4.3 and other Bluetooth Smart devices. It combines our Smart Fabric, heart rate sensor technology, movement sensors and Bluetooth Smart connectivity on a chest strap for athletes who live on the cutting edge of technology. Using technology developed for