Hornet Electronics TM, Heart Rate Monitor TW64S Waterproof Bluetooth Smart Bracelet Watch Sport Healthy Pedometer Sleep Monitor,for iPhone 4S / 5 / 5C / 5S / 6 / 6P IOS6.1 above, Android 4.3 and above Hornet Electronics TM, JW86 Waterproof Bluetooth Smart Bracelet Watch Sport Healthy Pedometer Sleep Monitor,for iPhone 4S / 5 / 5C / 5S / 6 / 6P IOS6.1 above, Android 4.3 and above Resting heart rate monitoring; Dynamic Heart Rate, 15 km of the largest rhythmic motion A Bluetooth 4.0 connection is more stable; IP 65 waterproof Step count, distance, calorie consumption management, sleep management, time display, event reminders (water, medication, meetings, etc. Custom), call alerts,message alerts, clock display, sedentary reminder, vibration alarm, remote self-timer bell . JW86 Smart Wristband Updated From TW64, This band can remind call and message,but it cannot show the name and text,and it cannot answer the call