Razor has made a keyboard case for the 12.9-inch iPad Pro. It's not just any keyboard case, however. It's a mechanical keyboard case. The Razer keyboard uses ultra low profile mechanical switches designed by Razer, with chiclet keycaps and 70g actuation force. This should, in theory, give you the feel of a mechanical keyboard at the same time being compact. The keys are also backlit with 20 brightness levels and feature shortcut controls for iOS. The keyboard base features a detachable metal kickstand that lets you adjust the display to any angle, something you cannot do with...
Source: http://www.gsmarena.com/razor_makes_a_mechanical_keyboard_case_for_the_ipad_pro-news-19425.php