NOTE: 1. Android Phone can use this GV18 smartwatch's all functions. Other smartphones(such as ios phone) can't use parts of functions which need APP, such as remote capture, messages, remote notifier. Main Feature 1. Phone Function Work as a smartphone companion, also as a phone separately after inserting 2G SIM card 2. Bluetooth Function With bluetooth V3.0, this smart watch is available for smartphones with bluetooth function( bluetooth should be V2.1 or above). 3. Sync Function 1.Sync phonebook with smartphones; 2.Sync SMS only with Android devices; 3. Sync incoming call with smartphones; 4.Sync music with smartphones. 4. NFC NFC function allow quick connection between smart watch and cellphones. 5. Anti-lost Alarm with sound or vibration if leaving your smartphone away from 5- 10 meters. 6. Sedentary Reminder Take a rest to avoid fatigue! Our smart watch havs sedentary reminder function to keep fit! 7. Looking Phone When you can't find your phone, our smart watch will be useful! As long as you use the "looking phone"function. (only for Android Phone) 8. Remote Capture You can take photos of whole family without other help, just use "remote capture" function. (only for Android Phone) 9. Camera Take photos anytime anywhere. 10. Remote Notifier When software on Android phone has some information, the smart bracelet will remind you. So you will never miss them even if in noisy party! 11. Sports Partner This smart watch can record time, steps, calories and distance. Let you know your sports data, adjust your exercise program and get healthier life! 12. Sleep Monitor When you sleep, it will monitor your sleep. Let you know your sleep quality right away. Other features: Alarm, FM, Music, image viewer, Calendar, Calculator, Sound Recorder, Video Recorder, Video Player