Bluetooth bracelet with vibration and caller ID di

Metal bluetooth bracelet with OLED caller's ID display The bluetooth bracelet 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 remaind you by vibrate and show caller's ID while receiveing a call. Rechargeable battery, with 100 hours standby time. Compatible bluetooth 2.0 standard Class 2 stardard10 meters Accessories: Bluetooth Bracelet, Charger, Connecting Cable. 1,Imitation Bluetooth Bracelet of innovation technology.Up to date designing,classical bracelet appearance.Fashion and Beauty. (Perfect combination of classic and technology,global original creation) 2,Silica gel hand belt and prevent to allergy ,comfortable feel; 3,Wireless connection with cell phone: Bluetooth V2.0; 4,Vibration prompt for incoming phone. 5,Break away cell phone prompt , it can send vibration warning to avoid lose. 6,Automatic pairing,does not need to operate repeatedly. 7,Rapid charge battery. 8,Standby time, bluetooth function: 3-5 days technology specifications compatible blue-tooth 2.0 standard Class 2 standards (10 meters) conform to Hands-free Profile V0.96 temperature range: -20°C +75°C stores up temperature range: -40 C + 85 effective distance: 5-10M automatic energy-saving technologies Support low consumption or high speed working model security authentication, Data Encryption