Bluetooth Smartwatch DZ09 Smart Watch Phone Wristwatch for IOS Android Smartphone Remote Camera Pedometer Support SIM TF (Black) Phone function: Make phone call directly from the smart watch,including answering and dial-up.SIM slot,support make calls by Bluetooth or smart watch Bluetooth mode: For Android system, it supports anti-lost, phone book, Fundo, remote camera and notification push including email,calls, Facebook & Twitter. For IOS system, it supports music player, handsfree/making calls. Color:Black, Talk Time:3 Hours, Standby Time:180 Hours,Language:Support Multiple languages Other Fucntion:Synchronize phone book/Remote camera/Remote notifier/Video recorder/Sound recorder/Ring Vibration Alarm Clock/Calculator/Calendar/Sedentary remind/Image Viewer/Theme Settings/ Profiles etc. 1-3 month warranty