TopCart Bluetooth Wireless Smart Watch Wristwatch GV08S Support Android Smartphone (Black) GSM/GPRS 850/900/1800/1900 MHz Call ,hand free, call record, phone book,Bluetooth phone call,Local SMS,Phone SMS Bluetooth Synchronization,MP3,MP4,Remote Camera CPU:MTK6260A; Memory:128M+64M Support max 32GB TF card; Display:1.5 inch IPS HD LCDResolution ratio240*240 pixel Touch screen: OGS capacitive screen;Bluetooth: Ver. 3.0; Camera: 2.0M This watch can also work with iPhone as a Bluetooth device(Means you can receive a call or make a call also sync your contacts to this watch via bluetooth).But Some functions like Notification Push,Remote capture,Anti-lost are currently unavailable on iOS because the iOS app is unavailable now