Unique Designed: Integrating pedometer， sleeping detection， sedentariness into a intelligent wristband with a detachable bluetooth headsetWaterproof and Dustproof: IP57 waterproof professional level. Ideal for outdoor sports， shower， beach parties， yacht， camping， hiking， fishing etc.Super Compatible: Universal Compatible for Apple iPhone 6 6 Plus 5 5S 4 4S iPad iPod Samsung Galaxy S6 S5 S4 S3 LG Motorola Sony and iOS/Android Mobile Phones. Almost all smart phones can work with this wellAnti-lost: Looking for the phone， by clicking on the appropriate icon bracelet， you can let the phone sound an alarm， find the phoneMultifunctional: Pedometer， sleep monitor， goals setting， real-time synchronization of data to APP， anti-lost reminder and alarm clock(vibration alarm)， time display， incoming caller display， offline settings， simple capactive touch operation， schedule reminder， wechat and QQ reminder(APP can turn on/off it) etc.About DWT Tech: Welcome to buy our products， this is DWT Tech which always focus on the series of the Bluetooth including Bluetooth Earphones， Wireless Speaker. Each of our product is manufactured by a professional team. If you have any problems about the products， please contact us at the first time and our friendly customer service team will respond to you as soon as possible. Specification Sensor: 3D sensor Bluetooth Version: Bluetooth V3.0 & V4.0+EDR Compatible system: Android 4.3 & iOS 7.0 and above Size: 57*20*13.9mm Display: 0.96 VA screen， 64*128 pixel， vertical display Power: Build in 85mAh li-battery Transmission distance: around 10m Charging time: 1.5 hours Working time: 72 hours Talking time: 6 hours Standby time: 168 hours What included:1 x bluetooth headset watch1 x USB cable1 x user manual1 x retail box