Wireless Bluetooth Vibrating Bracelet Watch with Time Display Call Vibration/Caller ID (Black). The Bluetooth bracelet vibrates when you receive calls and displays the caller ID's number so you can decide whether or not you want to fish your phone out of your pocket or bag. If you are too busy to take calls then just press the function button to reject the call, thereby allowing you to pay more attention to your meeting. This Bluetooth bracelet not only looks cool, but also makes your busy life just that much easier to handle. And buy this product you can Take 23% Off Wireless Bluetooth Vibrating Bracelet Watch with Time Display Call Vibration/Caller ID + Free Shipping.