... Aluminum 2.Compatible with Android, XP, Win7, Vista and for Mac 3.Built-in Polymer battery, USB Port Product NameBluetooth Wireless Keyboard ... ShipmentPayment TermT/T, Western Union, MoneyGramDescription:Bluetooth 3.0 interface standardOperating distance to 10 ... Capacity: 300mAPackage:1 x Aluminum Bluetooth Wireless Keyboard for iPad 2 3 Ultra Thin Aluminum Bluetooth Keyboard for iPad 2 3 ...