Ring reminder when your Android 2.3 or above smart phone receive a message (including Wechat、 Facebook、 Twitter、WhatsApp、 Skype、and so on)Sync phone book/SMS/call history(only for android phone)Support hands-free calls、 Answer or Dial calls from your wristRemote taking photo function:You can control your cellphone to take photo from your wrist. Need install "BTNotification"Play the music in your phone (after Bluetooth paring)Product DescriptionItem Package Quantity: 1 Color: Black White RedNOTE: Android System can support all function in the description; BUT ISO only support: Passometer、 Calendar、 Call Sync、Calculator、Clock、Stopwatch. This is a new Bluetooth Smart U Watch U8 which is compatible with all Bluetooth V2.0 or above enabled smartphones、 tablets and PCs (support Android 2.3 or above)、such as iPhone 4 4S 5 5S 5C、 Sumsung S3 S4 S5 Note 2 Note 3 etc. Specifications: Ambient Noise: ●75dB Transmitting Range: ◎10m Talk Time: about 3 hours Charging Time: about 1 hour Music Play Time: about 6 hours Standby Time: about 160 hours Bluetooth Version: Bluetooth V3.0+EDR Range of Frequency: 2.4GHz spectrum Language Support: English、 Chinese Bluetooth Protocol: A2DP + HFP 1.5 + HS P 1.2 Power Supply: Built-in 230mAh rechargeable battery Features: Stopwatch function Support hands-free calls Material: Steel + Silicon Answer or Dial calls from your wrist 1.48" Capacitive Touch Screen TFT LCD Time / Date / Week / Battery state display Ringing reminder when you receive a call Display the number or name of incoming calls Play the music in your phone (after Bluetooth paring) Dial Size: 4.6 x 4.2 x 1cm / 1.81 x 1.65 x 0.39 inch Ringing reminder once your mobile phone disconnected Sync phone book/SMS/call history(only for android phone) Altitude Meter、Passometer、、Photograph、Barometer、Vibration Remote taking photo function:You can control your cellphone to take photo from your wrist. Need install "BTNotification" Ring reminder when your Android 2.3 or above smart phone receive a message (including Wechat、 Facebook、 Twitter、WhatsApp、 Skype、and so on) Need install "BTNotification" Anti-lost alarm function: When cellphone left watch alarm automatically、 after a certain distance to avoid lose the phones.Package included: 1 x Bluetooth Watch 1 X Charger 1 X Usb Cable 1 x English User Manual with original package