TICKR is the most advanced way to train with heart rate. It features the Burn and Burst™ program to help you find the right training zone, whether you are working towards a PR or just working off a big meal. The TICKR monitors your heart rate, calories burned, and time plus distance and pace when connected to your phone and favorite fitness app. The TICKR's dual band technology (Bluetooth/ANT+) works with most smartphones and GPS watches making it the ultimate heart rate monitor. Train smart with the TICKR.