EYAZA New Bluetooth Call Smart Watch Men's Heart Rate Blood Pressure Full Touch Screen Sports Fitness Watch IP67 Waterproof Bluetooth for Android ios+ Box Watch introduction: Screen Diagonal: 1.69" more→Waterproof Rating: IP67 Heart Rate: Yes Pedometer: Yes Calorie Counter: Yes Compatibility: Android 4.4 , IOS 8.0 Hardware parameters Screen: 1.69" 240*280 Full Fit Full Touch Battery: 220mAh Polymer Case Size: 43.0*36.0*9.8mm Bluetooth: Android5.0 or above and IOS9.0 or above feature: Bluetooth calls make calls, receive calls, incoming calls/text messages, push notifications, reminders APP has function enable switch (incoming calls, text messages, WeChat, QQ, Facebook, Twitter, LinkedIn,