Features Specifications:Steel Bluetooth Bracelet with Caller ID  Steel bluetooth bracelet with OLED display and water proof is just launched, which can be applicable for every brand bluetooth mobile phone. When not in use it can perform as a bracelet with special design After pair with the mobile phone, the bracelet will remain you by vibrate while receiveing a call. Rechargeable battery, with 100 hours standby time. Accessories: Bluetooth Bracelet, Charger, Connecting Cable.