roduct details of Smart Watch U80 Bluetooth Wireless Connect for Android Smart Device (White) 1.48 Capacitive Touch Screen TFT LCD Time / Date / Week / Battery state display Ringing reminder when you receive a call Ringing reminder once your mobile phone disconnected Display the number or name of incoming calls Answer or Dial calls from your wrist Stopwatch function Support hands-free calls Play the music in your phone (after Bluetooth paring) Sync phone book/SMS/call history(only for android phone) Ring reminder when your Android 2.3 or above smart phone receive a message. Anti-lost alarm function When cellphone left watch alarm automatically, after a certain distance to avoid lose the phones Remote taking photo function You can control your cellphone to take photo from your wrist. Altitude Meter, Pedometer, Photograph, Barometer, Vibration Product specifications Material Steel + Silicon Bluetooth Version Bluetooth V3.0+EDR Bluetooth Protocol A2DP + HFP 1.5 + HS P 1.2 Range of Frequency 2.4GHz spectrum Ambient Noise ?75dB Transmitting Range ?10m Language Support English, Chinese Charging Time about 1 hour Talk Time about 3 hours Music Play Time about 6 hours Standby Time about 160 hours Power Supply Built-in 230mAh rechargeable battery This is a new U8 SmartWatch U Watch which is compatible with all Bluetooth V2.0 or above enabled smartphones, tablets and PCs (support Android 2.3 or above),such as Sumsung S3, S4, Note 2, Note 3, Note 4 etc. Uwatch U8 Bluetooth watch, a nice smart companion to Android devices. It has many different functions and works ever perfectly than other watches Bleutooth, phonebook, dialer, messaging, call log, notifications, music, remote monitoring via camera, settings, power saving, barometer, pedometer and stopwatch.