BTXETUEL Copy & Paste 2-Key Keyboard OSU Keypad Hot Swap One-Handed Mechanical Gaming Keyboard Cherry Switch RGB Backlit Mini USB Keypad for Rhythm

[Package Contents] 1 x Mini 2-Key Black Keyboard, 1 x Shaft Puller, 1 x 5-Foot USB Data Cable, 2 x Copy & Paste Keycaps (Black and White). [Copy Keyboard] For Windows users. Plug and play. Works right out of the box; no software or website is required for copy and paste. [Notice for Mac Users] Before use, connect the keyboard to your MAC computer and open the webpage link [SayoDevice]. Left Button = GUI (Windows) + C, Right Button = GUI (Windows) + V. [Functions] The default functions are [Copy] and [Paste]. Other functions are also available, including shortcut keys, multi-step operations, multi-key-in-one, cut, undo, redo, select all, play, pause, volume, song switching, forward, backward, and custom scripts. You can control your preferred case light color and gradient mode from the software or website.