Built-in Camera (New!) - A really clever function with this watch phone is that it can take photos directly from your wrist.Ringtone & Vibration - When incoming calls, GT8 will ring or vibrate and show incoming phone number. You can answer the call from GT8 instead of smartphone and its unnecessary to take out your smartphone, which ensures no missed calls. Synchronizes Phone Calls - After connecting smartphone via Bluetooth, GT8 can make, end, or reject phone call directly without touching your phoneSynchronizes Phonebook - After connecting smartphone via Bluetooth, GT8 can synchronize phonebook of the smartphone, so contacts can be consulted on the watch instead of the smartphone and you can keep the smartphone in the pocket. Synchronizes Messages* - After installing BTNotification_k6.apk on your smartphone, GT8 will notify incoming messages which can be viewed on the watch, and also remind email, Skype / whatsapp messages, etc.Remote Camera Capture, Video Recording* - After smartphone connects to your android smart watch via Bluetooth and with the BTNotification_k6.apk, the smart watch can control smartphone to take photos and record videos. (Photos and videos are saved in the smartphone) Smart Anti-lost - After activating anti-lost function, smart watch will ring or vibrate to alert if the smartphone leaves smart watch 10-20 meters away.Pedometer - The watch can record walk steps whenever and wherever, view current walk distance, fat and calorie consumption. Sleep Monitor - Wearing it when you sleep will help you monitor how long you sleep and how good your sleep is, which reminds you of improving your work and sleep schedules. A good sleep makes you energetic and vigorous a whole day.