Fantime Bluetooth Smart Watch Phone, Wrist Watch Phone Support SIM Card SD for Android Smart Phones NoteAt present only support part of the function for iPhone. For IOS system, it supports music player, hands-free/making calls/video etc.. Supporting SIM/ TF CardIt's not only a wristwatch, but also a cell phone. Bluetooth Sync to Android/ iOS. *Note:SIM card and SD card are not included. Adjustable BrandThe brand made by stainless steel, fully solid chain beads,wear resistant and shine,prevent corrosion and prevent scratch. FunctionsViewing E-mail, caller ID, Using calendar, Posting Facebook/Twitter, Pedometer, sedentary reminder, sleep quality monitor, remote camera, calendar, calculator, 130W camera, video recorder, Browser, customizable watch faces and SMS push are waiting for you to discover and experience. Customer Support&Warranty24 hours customer service support & 12 month quality warranty for every customer from Fantime.Any questions and confusing ,Pls feel free to contact our customer service via E-mai.