Compatibility: Specially designed for Galaxy Tab S9+ Plus 12.4-inch (SM-X810/X816B/X818U) 2023 Release Tablet. It will NOT work for any other model device. Built-in Touchpad: Keyboard comes with a touchpad that supports multi-finger gestures, providing convenient navigation 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 the S Pen. Note: Stylus Pen is NOT INCLUDED. Convenient Shortcut Keys: Equipped with multifunction shortcut keys for one-touch access to screenshot, screen lock, and volume control. Combined with the FN key, these shortcuts enhance productivity similar to a laptop. Detachable Keyboard: 2-in-1 Bluetooth keyboard and protective case with wireless connection, ultra-slim design, and easy portability. Transforms your Galaxy Tab into a notebook-style device for improved work efficiency. Keyboard and leather case feature a matching color. Multiple Viewing Angles: Stylish and elegant design allows quick transformation of your tablet into a laptop at various viewing angles. Premium Protection: High-quality synthetic leather exterior provides protection against drops and bumps. Soft, anti-slip interior lining prevents scratches and keeps your tablet secure.