1. The Caller ID watch with Bluetooth technology keeps you connected in style by combining a vintage analog/digital watch design with Bluetooth Wireless technology. 2. It notifies you when your phone rings with a discreet vibrating sensation and showing the callers name and/or number on the bright OLED display. 3. When an SMS/text message is received the watch will vibrate and the text alert icon will appear. 4.You can mute the phones ringer or reject a call by simply pushing a button on the watch