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 NASA, Military Special Forces and Hospitals, the HxM Smart is durable, waterproof (1m) and built with firmware that can be upgraded over-the-air. Smart Fabric is conductive fabric that provides market-leading comfort and accuracy. It is woven onto a soft, elastic, adjustable Machine Washable strap worn around the chest. It is covered by a 12-month limited warranty from defects and the strap itself is replaceable. The freedom to run: your phone, your app no subscription fees! Why should you be tied to a device that only lets you use one app and charges you a subscription fee for the privilege? With an open communication design, the HxM provides unparalleled flexibility with the phones and applications you use. Supported by dozens apps for both iOS devices and Android 4.3 phones.