Features:  - MTK2502C + Bluetooth 4.0: Advanced MTK2502C chip and Bluetooth 4.0 technology, make perfect compatibility with iOS and Android system.  - HD IPS screen, 2.5D arc TP: 240 x 240 px HD IPS full view display, 2.5D arc touchscreen, give you the ultimate visual enjoyment and touch experience.  - 22mm replaceable strap: Standard 22mm watch band, you can replace it at will.  - Professional static and dynamic heart rate detection: Whether you are resting or doing sports, detect your heart rate accurately.  - Pedometer, Sleep monitor, Sedentary reminder: Take care of your health, record sports data, monitor sleep, remind you to have a rest.  - Dialer, Message, Call logs, Phonebook: Good for you to make or receive calls, messages and sync call log and phonebook.  - Information push: Push instant information, such as Facebook, Wechat, WhatsApp, let you real-time receive information.  - Raise your hand to wake up the screen: Raise your hand up, then the screen will wake up, its convenient for you to see time.  App download.  Scan the QR code on the watch, Android users select FunDoWear Android Version and iOS users select FunDoWear iOS Version to download an app.     Specification:  Note Siri function only for iOS phones.  Bluetooth version: Bluetooth 4.0.  RAM: 64MB.  Waterproof Rating: IP54.  Waterproof: Yes.  Bluetooth calling: Call log sync, Dialing, Phone call reminder, Phonebook.  Messaging: Message checking, Message reminder.  Health tracker: Heart rate monitor, Pedometer, Sedentary reminder, Sleep monitor.  Remote Control: Camera remote, Music remote.  Notification: Yes.  Find phone: Yes.  Other Functions: Alarm,Calculator,Siri function,Stopwatch.  Groups of alarm: 5 groups.  Alert type: Ring, Vibration.  Locking screen: 6 kinds.  Screen: IPS.  Screen resolution: 240 x 240.  Screen size: 1.2 inch.  Battery Type: Polymer batteries.  Battery Capacity: 300mAh.  People: Unisex watch.  Shape of the dial: Round.  Case material: Metal.  Band material: Stainless Steel.  Compatible OS: Android, IOS.  Compatability: Android 4.4 / iOS 7.0 and above system.  Language: English,French,German,Italian,Polish,Portuguese,Russian,Spanish.  Dial size: 4.4 x 4.4 x 1.2 cm / 1.73 x 1.73 x 0.47 inches.  The bandwidth: 2.2 cm / 0.87 inches.  Product size (L x W x H): 25.00 x 4.40 x 1.20 cm / 9.84 x 1.73 x 0.47 inches.  Package weight: 0.25 kg.     Package Contents:  1 x Smart Watch.  1 x USB Charging Cable.  1 x English User Manual