Description About Product The smart watch is Bluetooth 3.0. All functions support android 4.3 and up smart phones For iPhone, it support answer & call, phone book, music play, camera, clock, pedometer, sleep monitoring, sedentary remind, etc. But not support SMS, remote camera control, App. And it also does not support the vibration function It just supports GSM 2G/2.5G Network SIM Card as an Android Phone. The package does not contain SIM card and SD card Please fully charge the smart watch before you use it Some Specification CPU: MTK6261A;360MHZ Capacity: 64M+64M ;Support 32 GB Max. TF Storage Card; LCD: 1.54"inch TFT high definition LCD;Resolution:240*240 pixel  IPS Screen: OGS capacitive touch screen Blutooth: Ver 3.0 Camera: 0.3M Battery: 280mAh Polymer battery; G-sensor: Support Pedometer analysis, sedentary remind, sleep monitoring; anti-lost; remote take picture;