Smart watch for making calls: Smart watch with phone function. After you connect the smart watch to your mobile phone, phone contacts will be synchronised. The built-in microphone and speaker allows you to make and answer calls directly on your watch. Music storage and control: 1. It comes with a massive local music storage, enough to transfer your favourite songs to the watch via your mobile phone. 2. Switch to stored music in the watch, it can connect wireless headphones directly. 3. You can manage music on your smartphone via the watch with the Bluetooth connection, to operate start, pause, next and back, and to adust the volume louder or more quiet Health Assistant: Keep an eye on your heart rate during the day and during exercise, as well as your sleep during the night and get deeper insights into your health. In addition, tracking blood pressure, steps, calories and other health functions will help achieve comprehensive health management from your wrist Notifications and SMS: You can read incoming calls, texts, SMS messages (such as Whatsapp, Facebook, Twitter, Instagram, etc.) sent to your smart watch screen, so you dont always have to take out your phone NOTE 1. The size of the product is measured manually, and there will be an error of 2-3mm due to factors such as different measurement tools and measurement methods. 2. This product is all taken in kind, but due to differences in photography, lighting, color deviation, and personal understanding of color. As a result, there may be some color difference between the actual product and the photo, and the color is subject to the actual product. 3. Please take good care of our products~