Features:MTK2502C CPU with 128MB RAM to deliver smooth, fast and stable processing performance.1.3 inch round screen IPS LCD with resolution of 240x240 pixel to promise vivid color reproduction with rich details.Adopt OGS capacitive screen with non-air-gap design to ensure comfortable hand feeling and operation smoothness.Support hands-free calls via Bluetooth 4.0 enhanced by Sim Card and 2G band available, feel free to communicate with family and freinds.Heart rate monitor, pedometer, sandentary reminder, sleep moniter to help users keep healthy in professional ways.Anti-lost function to keep the watch safer with alarm reminder, time-saving .Sync function to easily realize information synchronization with universal smart phone, convenient to use.Bluetooth 4.0 supported for stable, fast and convenient connection with other devices.Support iOS and Android system to explore more application enjoyment.Specifications:GeneralModel: KW18Gender: UnisexType: Smart WatchNetwork Support: GSM:850/900/1800/1900CPU: MTK2502CRAM: 128MBStorage: 64MB; Support 16GB TF card max.Connectivity: Bluetooth 4.0Supported Operation System: Android OS, iOS OSBattery: 340mAh Polymer batterySensor: G-sensorSmartphone Assistant: Alarm Clock, Call SMS Alerts, Camera ControlHealthy Care: Heart rate test, Pedometer, Sleep monitoringDisplay Size: 1.3 inchScreen Resolution: 240x240 PixelsCase Material: AlloyBand Material: RubberDimensions: 55x45x13.9mmWeight: 68gIn the box1 x Box1 x Watch