1Bluetooth headset smart watch bracelet, headset and smart watch combined use, can be used as a dedicated headset to directly receive and make calls. 2According to the ergonomic design, using a large amount of ear and ear contour data, the Bluetooth headset structure suitable for the ear canal, will not fall easily during exercise, easy to put on and take off, and bring a comfortable and stable wearing experience. 3Effectively record all activities, such as steps, distance walked, calories burned and minutes of activity. 4Committed to improving sleep quality, monitoring sleep status and sleep quality, sports health data can be synchronized to the application, you can view your own sports health data. 5It provides you with a new experience of smart wearable devices, combining Bluetooth wireless headsets, fitness activity trackers and health monitors. 6It is good choice for tracking your daily activities, making calls or listening to music while driving or working, and is also a good gift choice. Condition: 100% brand new Item type:SmartBluetoothSportsBracelet Material: ABS host + artificial leather strap Color:black strap Girth: Approx. 244mm/9.6in Weight: Approx. 90g Power supply: built-in 90mAh polymer lithium battery Charging: Use Mico 5 pin USB charging cable, and standard 5V Charging time: less than 2 hours Bluetooth: Bluetooth 4.2 System: for Android4.3 and above, for IOS7.0 and above Device type: smart bracelet + Bluetooth headset The main function: Raise your hand to brighten the screen, Bluetooth call, listen to music, pick up and answer, health monitoring, exercise record, sleep monitoring, calorie detection, distance, alarm clock (vibration reminder), time display (pointer dial design), call reminder, single touching, etc. . 1 xSmartBluetoothSportsBracelet 1 x Charging cable 2 x Instruction