The women smart watch has Bluetooth call function. After pairing the watch with smart phone, you can receive calls and dial on the watch. Also has pedometer, message notification, sleep function, customized dial, music control and other daily functions. Bluetooth Call: After connecting to the mobile phone, you can make and answer calls on the watch. Notification reminder: After connection, the watch will receive phone’s message such as(SMS, twitter, whatsapp, facebook etc) and can check the message on the watch. Sleep Watch: Fitness tracker automatically records sleep time and analyze the sleep quality. Custom Dial: You can choose the favorite dial through the app or choose the photo album picture as the watch dial. Pedometer: All day track your steps, calorie and distance, help you form a good habit. Additional Function: multi-sport modes, weather forecast, sedentary reminder, remote camera, music player control, stopwatch, alarm. General: Key button: Full touch System: Support Android 4.4, IOS 8.0 and above systems Body material: Plastic Band material: Silicone Display size: 1.09 in Display type: TFT Work time: 5 days Packing: 1* Smart Watch 1* Charger 1* User manual 1* Watch Box