1.3-in. LCD touch-screen display with 240 x 240 screen resolution full touch display Built-in Bluetooth(R) v4.0 to connect to your smartphone or other Bluetooth(R)-enabled devices compatible with Android(TM) 4.4 and iPhone(R) 8.0 applications Monitors heart with heart rate and ECG monitors plus tracks blood pressure ability to record and share with your doctor via PDF ECG sensor: TI 129X medical chip PPG HR sensor: HRS 3300 chip Tracks steps, distance, calories burned, and active minutes call reminder, SMS messages reminder, and alarm reminder Remote control for camera--shake it to take picture Monitors how long and well you sleep Track your phone or watch If you misplace it Works with simple and easy-to-use WearHeart app RAM: 128 MB Waterproof (IP67) Built-in micro USB 2.0 port charging port lasts up to 5 days takes 2 hours to fully recharge Rechargeable 200 mAh Li-Ion Poly battery Includes USB cable, power adapter, and user manual Rose Gold