Compatibility: Specially designed for Samsung 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 features a touchpad with multi-finger support, providing convenient navigation when a mouse is not available. The touchpad supports Android, Windows, and iOS devices. Pencil Holder: The case includes a built-in pencil holder to securely store and carry your S Pen. Stylus pen is NOT included. Convenient Shortcut Keys: Equipped with multifunction shortcut keys for one-touch access to screenshot, screen lock, and volume adjustment. Combine FN with other keys to enhance productivity, making your tablet function like a laptop. Detachable Keyboard: 2-in-1 Bluetooth keyboard with protective case enables wireless connection. Ultra-slim design is lightweight and portable, transforming your Galaxy Tab into a notebook PC for improved work efficiency. Keyboard and leather case feature matching colors. Multiple Viewing Angles: Stylish and elegant design allows quick transformation of your tablet into a laptop in seconds. Premium Protection: High-quality synthetic leather exterior safeguards your tablet from drops and bumps. Soft, anti-slip interior lining prevents scratches and provides added grip.