Replacement Keys For Microsoft Ergonomic Keyboard. It will not work with a different dongle, same goes if you buy new keyboard and mouse set, those set will only work together. The bk10 is a bluetooth keyboard that can be connecte

If ordering the shift, ctrl or alt key, please specify if the required key is on the left or right hand side of the keyboard as they can vary in sizes. Starting at only $3.49 each! So, to hit the backspace button you just need to move your thumb while on regular keyboards you need to move your whole right hand and stretch your pinky to reach it.