Compatibility: Only has partial functions available for iOS phones, make and answer calls, sync contacts, play musics via Bluetooth. Perfect compatible with Android phones, like Sony, Nexus, HUAWEI, HTC, LG, ZTE, OPPO, XIAOMI, Motorola, etc.
Functions: Call Remind, Bluetooth Call, Bluetooth Message, Anti-lost, Remote Photo, Music Player, Pedometer, Sleep Monitor, Sedentary Reminder. View text from email, SMS, Facebook, twitter, whatsapp, calendar and other Apps.
Standalone Phone: When inserted GSM 850/900/1800/1900 MHz SIM card and TF card in this smartwatch, it can work as a real standalone cellphone, you can make calls, messages, surf the Internet, use other pre-loaded Apps with this watch.