4iiii Viiiiva Chest Strap Heart Rate Monitor
4iiii Viiiiva Chest Strap Heart Rate Monitor, The 4iiii Viiiiva Chest Strap Heart Rate Monitor is our top pick for a universal heart rate monitor that is compatible with most smartphones computers and head units. It connects with ANT+ and Bluetooth acting as a bridge between the two systems so we can see our workout in real-time on any of our devices. This advanced monitor saves up to 65 hours of workout data pairs with cardio equipment at the gym and immediately connects to our iOS or Android smartphones.