Main function Phone function: GSM/GPRS 850/900/1800/1900(2G); Call,hand free,call record,phone book;Bluetooth phone call Image viewer, Sound recorder, Audio player(need put a TF card ) SMS: Local SMS; Phone SMS Bluethooth synchronization Phone calls reminding: Ring and shake Clock display: 3 sets of display clock, Free switch Two-way anti lost: Anti lost remind; Two way search Pedometer: Step motion meter,Calories calculation,Sports mileage records Sedentary remind: Sedentary remind; Sleep monitoring Photograph: Watch photos,Storage to the watch; Remote photos,Storage to the phone Alarm clock: Yes Compass: Yes Calendar schedule sync Stopwatch Whatsapp,Twitter,Facebook (need put a SIM card) Bluetooth push: News client information,System Settings information; Schedule, Synchronous remind Time synchronization Specifications Appearance fish technology: Stainless steel wire drawing Memory: Support max 32GB TF card Bluetooth: Ver.3.0 Camera: 0.3M Acceleration sensor: Support:3D acceleration, Step gauge analysis,Sedentary remind, Sleep monitoring, Anti lost, Remote picture G-sensor: Yes Package Included 1 x Smart watch phone 1 x USB cable 1 x User manual The package does not contain SIM card and TF card Note This watch is Bluetooth 3.0. All functions support android 4.3 and up smart phones. But for iphone, it support answer & call, phone book, music play, camera, clock, pedometer, phone anti-lost alert, radio, sleep monitoring, etc. But not support SMS(with SIM card can be), remote camera control. App not support ISO.