Gaming keyboard comes with a USB dongle to work wirelessly. It works wired, Bluetooth, and on Windows and Mac. Creamy sound switches, 4000 mAh battery, and a screen where you can put any image you want, even animated images or the date. Charging response speed is 1000 polling rate, and you can control the response time from the app itself. The keyboard materials are aluminum. The keyboard size is 75%. Only serious buyers.