iAccessory BACKLIT, Sliding and Standing Case w/ integrated Bluetooth Keyboard for iPhone 4 & 4s. Ships with iAccessory Gadget Sock It pairs over Bluetooth using wireless connectivity. Features a slide-out BACKLIT keyboard that includes Home and Search buttons. iPhone screen flips up for easy viewing while typing. It's powered by a lithium rechargable battery and is charged via its 30 pin apple plug, no need for extra wires Simply snap in your iPhone 4 (AT&T or Verizon), pair your devices, and you've got a fully functional keyboard ready to slide out whenever you need it! Exclusively shipped with the iAccessory Brand gadget sock. Only available directly from us, the manufacture, The iAccessory Store, for best support, no middle-men or companies!