Zephyr HxM Bluetooth Wireless Heart Rate Sensor for Android and Windows Phone 8

Uses Bluetooth to provide heart rate, speed, and distance to your Android or Windows Phone 8 device
Machine Washable strap that offers both comfort and accuracy
Long Transmission Range (~10m)
Rechargeable Battery with 26 hours of continuous usage per charge
Water Resistant up to 1m
Supports Dozens of Apps with No Subscription Required! Works with both Windows Phone 8* and AndroidThe Zephyr HxM BT is the first fitness-tracking device supported by both Android and Windows Phone 8 devices. It combines our Smart Fabric, heart rate sensor technology, movement sensors, and Bluetooth connectivity on a chest strap for athletes who live on the cutting edge of technology. Paired with the HxM, your phone can t More »