Main Features: 1.Bluetooth Function:This smart wristwatch is available for smartphones with bluetooth function. 2.Sync Function:1.Sync phonebook with smartphones;2.Sync SMS only with Android devices; 3.Sync incoming call with smartphones;4.Sync music with smartphones. 3.Anti-lost:Alarm with sound or vibration if leaving your smartphone away from about 10 meters. 4.Camera: You can take photos of whole family without other help, just use "Camera" function.(only for Android Phone) 5.Sports Partner: It can display health parameters such as time,calories.Let you know your sports data, adjust your exercise program and get healthier life! Basic Information Model:U8 Color:Black/White/Red CPU:MTK6260 ROM:32MB RAM:32MB Frequency:360MHz Screen:TFT Display Size:1.44 inch Resolution:128 x 128 Bluetooth:V3.0 Battery:230mAh Li-battery Voltage:3.7V Speaker:8´Î/0.7W Microphone:Yes Material:Silicone Net Weight:45g Language:English,French,Italian,Espanol,Portuguese,Germany,Russian ,Arabic Package Includes: 1 x Smart Watch 1 x USB Cable 1 x User Manual NOTE: Android Phone can use this watch's all functions;BUT IOS only support:Passometer,Calendar,Call Sync,Calculator,Clock,Stopwatch.