CHERRY G80-11900 - Compact Keyboard with Touchpad-104 Key PS2 Black 19 inch- CHERRY MX key switches Mechanical Key switches are Rated at 50 Million Actuations to Withstand Harsh Environments and Ensure Long Product Life Expectancy Full QWERTY Key Layout in Compact 16 Form Factor Combines Space Efficiency with Uncompromised Alphanumeric Data Entry High Resolution Touchpad for Easy Cursor Navigation at Minimized Space This product is NOT USB compatible