Mechanical Keyswitches are Rated at 20 Million Actuations to Withstand Harsh Environments & Ensure Long Product Lifetime • Available with USB (Universal Serial Bus) 2.0 interface & PS/2 adaptor • Size-reduced QWERTY Key Layout in Ultraslim 11” Form Factor Combines Maximal Space Efficiency with Comfortable Alphanumeric Data Entry. • Soft to the touch flat top Silicone snap-on cover • FN-Key” for Easy Access of Integrated Numeric Area Ensures Complete Function Support as with Full Size Keyboards