1. Compatibility - Samsung,Google Pixel/Pixel XL,HTC, Sony, LG, HUAWEI, ZTE, OPPO, XIAOMI(Attention for iphone 7, iPhone 6, iPhone 6 plus, iPhone 5, iPhone 5s , iPhone 4, iPhone 4s, this APP can' t be installed by iOS, Our watch can only receive and make call after connect with iphone. Other functions are unavailable now for iphone!)
2.Main Functions - It runs Facebook, Twitter,Whats app independently when you put SIM card and TF card in this watch.
3. Bluetooth mode- For Android smartphones,it supports anti-lost, phone book, Fundo (sports app), remote camera,Pedometer, alarm clock, sleep monitor, sedentary remind, calendar, calculator, voice recorder, MP3, MP4, muti-timezone, muti-language, daylight saving time and notification push including facebook,twitter, email,calls,texts,etc. For iPhone, it only supports music player, handsfree/making calls through Bluetooth connection.
4. Use as a independent phone - If put SIM card in the watch, you can make phone call directly from the smart watch,including answering and dial-up. If not put SIM card, you can connect watch with phone by bluetooth, then you can make phone call, including answering and dial-up.But please note: For iPhone,it only supports partial functions including Pedometer, Calendar, Call Sync, Calculator, Clock, Stopwatch, Music player,Handsfree,ect.
5. 2 Years replacement guarantee- 24 hours online Customer Service,you are very welcome to contact us for any questions! 2 years free placement for following parts: battery, USB line, bracelet, Metal watch buckle.