Ultra portable compact design - Ultra-portable compact tenkeyless design frees up table space for mouse movement. It’s easy to pack up and transport to tournaments. 12 Programmable F-Keys - Execute a set of complex or timed actions or commands with the press of a button. F-key (F1-F12) programming and use requires Logitech G HUB software.*. 3 Angles + Rubber Feet - The rubber non-slip rubber feet prevent the keyboard from moving and have three levels of adjustments to fit your preference. LightSYNC RGB - LIGHTSYNC RGB Lighting offers users plenty of color and lighting effect options to choose from to best suit their style. Users can also sync compatible products for a unified theme. GX Blue Switches - Mechanical keyboards utilize a different type of key switch technology for a more durable and unique typing experience. The Logitech GX Blue switch has an actuation force of 50g and offers both an audible "click" and a tactile bump when pressed, letting you know that the key has registered. The "click" comes from a mechanism within the switch that triggers when the key reaches its actuation point.