Execs: Mechanical switches. I have undergone a couple lighted rubber dome keyboards in about the identical time I've owned this keyboard; particularly the 4 and eight around the keypad as that is my Edition of WASD when taking part in shooters. Evidently I just push the keys far too tough http://razorblackwidow27261.blogocial.com/razor-black-widow-No-Further-a-Mystery-37501314