GOOD TEXTURE: With fine workmanship, the mini USB keyboard has a smooth appearance, and its rounded corners make it more safe and reliable to use. EASY OPERATION: The 2 key mechanical keyboard is equipped with USB cable and caliper to ensure that the 2 key keyboard is easy to operate and program, convenient and practical. INSTRUCTION SAVING: Red switch gaming keyboard supports to save your instructions on the device. After programming, you do not need to reset when changing the computer. EASY TO PROGRAM: The programming application has understandable English translation. In addition to the standard macro, it can also simulate the mouse. MULTI FUNCTION: The 2 key keyboard has default copy and paste function, you can also use shortcut keys, cut, cancel, select all, play, pause, volume, forward and backward functions.