Two working model】: use as an android phone: if you install a gsm 2g network sim card into the smart watch, you can make phone call directly from the smart watch, including answering and dial-up etc... bluetooth smart watch: if you do not inset sim card, you can connect smart watch with phone by bluetooth, then you can make phone call, including answering and dial-up, view and reply text messages and so on.
【multifunction smart watch】: dial via watch sim card or bluetooth, sedentary remind, sleep monitoring, message reminder (from the text, phone, and other app notifications), camera controllers, music players, and more. once you use a smart watch, this bluetooth watch will make your life easier and more convenient.
【comfortable and durable】: our smart watch is super light and comfortable, precision laminating process.