Multiple Layers and 4 NKRO KeysYou can switch between layers of the programmable macro keypad by scrolling the mouse in the floating window area, or you can switch layers automatically based on the application you are using. 4 non-conflict Keys with macros allows you to press or hold multiple keys simultaneously, giving you accurate response with high speed and experiencing a new level of gaming and typing. Ideal Christmas gift for gamers, designers and office workers. User-Friendly Interface and Floating WindowWith user-friendly interface and real-time floating window, you will never forget the function of the key being used at the moment. This one handed macro mechanical keyboard can make your work faster and more efficient, and make the game experience more comfortable and smooth. Besides, you can carry the macro keyboard anywhere due to the compact and elegant design. OTA Upgrade and Setting SharingThe macro keyboard supports OTA online upgrade. Timely push message rem