KingWear KW88 Pro 3G SmartwatchMain Features:KingWear KW88 Pro 3G Smartwatch Phone 1.39 inch Android 7.0 MTK6580 Quad Core 1.3GHz 1GB RAM 16GB ROM Sedentary Reminder Bluetooth 4.0 350mAh Built-in●Nano SIM Card / Bluetooth Phone Call / AnswerYou can dial or answer a phone call from your wrist watch●MessageEffortlessly send / receive messages to have a good interaction with your friends●Phone Book / Call Log / Message SyncEasily realize information synchronization with your universal smartphone, more convenient to users●Bluetooth Music PlayingEnjoy splendid music anywhere and anytime●1.39 inch AMOLED HD Screen, 400 x 400 pixelsBest suitable screen size with high definition picture displaying gives you a great experience●PedometerRecord the steps you take and count the distance to make you fully control your sports●2.0MP CameraYou can freely take photos by using the camera of the watch or remote control your universal smartphone●350mAh Li-lion BatteryYou can use your smartwatch phone to call, take photos, play QQ or WeChat about 3 days..