Blue Tooth Wireless Keyboard:It is bluetooth smart connetion not liked original one.As the user of surface the blue tooth keyboard is worth that.And perfect using experience when my original keyboard is broken. | Still thin keyboard cover: The thickness of cover is 4mm. Surface pro keyboard cover fold back like a magazine can have experience of tablets. When keyboard cover fold back, surface pro key is disabled to avoid unexpected input. When you closed it is protect display. To avoid collision and cut. | High Performance Laptop: Surface pro key board cover enhance the fixed connection with surface pro which will be a high performance laptop. | 7 Colors backlight: One of the most portative mechanical keyboard. Surface pro keyboard with the speed of the notebook computer keyboard and function and easy to use it. | The function keys,media control key,the touch pad:It have a key of QWERTY, full line (F1-F12), Windows shortcuts and media control key can help you easily navigate. Super rich touch panel allows you to easily control the cursor through and figers.