MSRP: $499.99

Specification 
Talk Time: about 3 hours 
Charging Time: about 1 hour 
Music Play Time: about 6 hours 
Standby Time: about 160 hours 
Language Support: English,Chinese, French, Spanish, Polski,Portuguese, Italian,German, Dutch, Turkish, Russian 
Power Supply: Built-in 230mAh rechargeable new battery 
Compatibility: Works perfect with all Androi 4.2 above smartphones, Include SAMSUNG galaxy s4/s5/s6/s7 Edge Note 3/4/5 HTC NEXUS SONY LG HUAWEI ZTE ONEPLUS etc 

Remote taking photo function:You can control your cellphone to take photo from your wrist.(Only for android) 
Anti-lost alarm function: When cellphone left watch alarm automatically, after a certain distance to avoid lose the phones(only for android phone) 
Sync phone book/SMS/call history(only for android phone) 
Ring reminder when your Android 4.2 or above smart phone receive messages,including the message from Wechat, Facebook, Twitter,WhatsApp, Skype,and so on(only for android phone) 
Stopwatch, Altitude Meter, Passometer, Photograph, Barometer, Vibration. 

BT Notification APK Download(for Android): 
1.download the app "btnotification" by access http://alturl.com/9cdvu 
2.open Bluetooth both on watch and smartphones, search the device from your smart watch by click Bluetooh Icon, "search the new D" to searching your smartphone and pair with it. 

Plz notice that U8 watch is compatible with iPhone and Android by bluetooth function but APK is only for android not for iPhone, which means part of functions can't work with iPhones