Compatibility: Specially designed for Galaxy Tab S9+ Plus 12.4-inch (SM-X810/X816B/X818U) 2023 Release Tablet. It will NOT work with any other model device. Built-in Touchpad Keyboard: Comes with a touchpad that supports multi-finger gestures, providing excellent functionality when a mouse is not available. The touchpad is compatible with Android, Windows, and iOS devices. Pencil Holder: The case features a built-in pencil holder to securely store and carry your S Pen. Note that the stylus pen is NOT included. Convenient Shortcut Keys: Equipped with multifunction shortcut keys for one-click operations such as taking screenshots, locking the screen, and adjusting volume. By using the FN key in combination with other keys, your tablet experience becomes as convenient as using a laptop. Detachable Keyboard: Includes a 2-in-1 Bluetooth keyboard and protective case with wireless connection, ultra-slim design, and easy portability. Transforms your Galaxy Tab into a notebook PC, enhancing work efficiency. The keyboard and leather case have a matching color. Multiple Viewing Angles: Stylish and elegant design allows quick transformation of your tablet into a laptop in seconds. Premium Protection: Durable synthetic leather exterior safeguards your tablet from drops and bumps. Soft, anti-slip interior lining prevents scratches.