Smartwatch Phone Touch Screen Smart Watch Bluetooth Wrist Watch 696? SW-A1 smartwatch with camera SIM/TF card slot for Apple iphone Android Phone (White) Natural silicone strap,Anti-sweat silicone surface treatment, ergonomic convex design, wearing more comfortable 696 SW-A1 watch phone will only work with GSM networks: GSM850/900/1800/1900MHz. Unlocked for Worldwide use. Please ensure local area network is compatible No need to pay close your attention to your cellphone, when your have new information,it will remind you,you can through 696 SW-A0 Smart Watch check information. Record the steps you take and your movement distance to make you become healthier. Please note: there is no APK for iPhone, so four functions can't sync with iphone(1. Anti-lost, 2. Messaging, 3. Notifier, 3. Remote Camera), but all other function can use normally because no need to use app. Android Phone can support all function in theescription.