USB port charging Rechargeable Li-Ion Battery mini bluetooth 49 Keys keyboard bluetooth wireless keyboard for iphone/ipad 49 Keys Mini Bluetooth Keyboard for Iphone,IpadMini bluetooth keyboard is a friendly companion for your smartphone, PC, PS3. It can be applied in Apple iPhone, iPad, smartphone based on Symbian S60,Windows Mobile(6.0+) operating system platform such as Nokia N95, N96, N97,N86, ...