The i-gotU Bluetooth® Smart heart rate monitor, HRM-10, is designed for the iPhone 4S, iPhone 5/5C/5S, iPad Mini, and new iPod Nano and Android 4.3 based smart phones with Bluetooth 4.0 interface. The heart rate monitor together with 3rd party iOS App turns your iPhone into a mobile training device for runners, cyclists, and other fitness enthusiasts. It connects wirelessly via Bluetooth® Smart technology to your iOS / Android devices without the need for any adapter and delivers accurate real-time heart rate data. The Bluetooth Smart heart rate monitor works with most iOS fitness and sports Apps.