1,61 keys 2,for Apple OS 3,Aluminum alloy material 4,Bluetooth 3.0 interface stand 5,bluetooth keyboard for mini ipad Specifications 1,61 keys 2,for Apple OS 3,Aluminum alloy material4,Bluetooth 3.0 interface stand 5,bluetooth keyboard for mini ipad Bluetooth 3.0 interface USA broadcom schemeFrequency: 2.4-2.4835GHZ Receiving sensitivity:-78dBm(Standard)RF output power: up to 4bm as maximum, good ...