With this awesome bracelet you can have a wearable fashion accessory and never miss a call again. Caller ID and LED Time Display This beautiful bracelet also displays the caller ID, so you can see the phone number of the person calling, instead of having to struggle opening your bag in a busy area, you can instantly tell if the call is important or not. Another great feature of this bracelet is that it features a time display. Unlike most wireless techniques, bluetooth uses time division duplex to arrange the transmission slots so that it can avoid collision.The top-rated 250mAh battery enables you run into the bracelet for 168 hours constantly. It is also the best gift for your family and friends. Best partner of cell phone (Android version), anti-lost alert  Paring with Bluetooth, answer call by a button , Specialty design, elegant and fashionable , Easy to operate and convenient to wear APK, used for reading synced SMS only works for Android phones, can be downloaded through the after sale center of our site The bracelet is charged through standard Micro USB input port Quantity:1   Piece Package Size:20.0 * 5.0 * 18.0 ( cm ) Gross Weight/Package:3.0 ( kg )