mac keyboard for iPad, iPad2, iPhone4 folding design 66 keys with combo multi-function Silicone ... , htpc keyboard, silicone rubber keyboard, mac keyboard Product Specifications folding design, very portableSilicone keypad design, comfortable and ergonomic disignKeys: ... 66 with combo multi-functionSize: 133*91*23mm(folding)260*91*11mm(unfolding)Weight: 175gBluetooth protocol: Bluetooth V3 ...