Large storage space: Support TF card extension up to 8GB, you can save data on W8.
Dialer / Message: Make calls / messages in the smart watch directly (should install GSM SIM card), you also can make calls via Bluetooth.
Anti-lost: Mobile phone looks for watch.
Camera / Remote camera: You can use W8 to take photos by its built-in 0.07MP camera, or control your smart phone to take photos, you just need to touch the screen and then the photos are saved in your smart watch.
Pedometer / Sleep monitoring / Sedentary reminder: Record your sports, monitor your sleep and remind you to get a little stretch after a long sitting.
Music player / Video player: Play the music / video which is saved in the smart watch or smart phone.
Call log / Contracts: You can check the calls history / contracts on the W8.
Remote notification: Show the message from mobile phone terminal , such as: Wechat, messages, etc..