ThinkGeek offers a Bluetooth keyboard case for iPad that protects your iPad while providing a Bluetooth keyboard. The black leather iPad case comes with magnetic flap and Bluetooth keyboard for those who want make their iPad more like a netbook.
ThinkGeek keyboard case supports Bluetooth 2.0 and comes with built-in lithium ion battery that lasts for 90 hours of continuous use. The iPad and case together weigh 2.75lbs. You can get the case at $59.99.