... GPS,Support A-GPSMap: Google Map, Baidu Map,Sogou Map(user-defined)Sensor: G-SensorCamera functionsCamera: Inner mini cameraSub-camera: ... characteristics: aMarket, youku,letao,vancl, ebook, google,(user-defined)E-book:(user-defined)Data functionsBT Transfer:BT 4.0WLAN:WIFI Browser ... details: watch*1, usb cable*1,user manual*1, packing box*1 S83 3G smart android watch phone picture show OEM&ODM ...