1.Compatible Models: This keyboard cover is compatible with Samsung Galaxy tablet A9 11inch (2023 version), models include SMX210/X216/X218. Please check your tablet model 'SMXxxx' in your tablet 'Settings' before purchasing. 2.7 Colors Backlit Keyboard : 7 colors backlight make typing fun and easy in the dark/night. Keyboard is easy to attach or remove from case, and instantly connect via Bluetooth. Type stable and fast with U.S Chipset and scissor switch keys. You can take keyboard case to anywhere anytime with builtin long life Lithiumion battery. 3.All in One Bluetooth Keyboard with Trackpad Ergonomic touchpad keyboard with trackpad uses the familiar multigesture control tablet for precise touchpad responsive control of your tablet navigation without the need for a separate mouse, Multitouch trackpad allowing you to use it like a laptop to edit documents, navigate applications and build presentations with unmatched speed, precision and accuracy 4.Multiple Angles Viewing Stand S Pen Holder Keyboard Case with S pen holder 3 different adjustable horizontal stand angles groove allows you to easily use your Samsung tablet for typing, note, watching video, etc. Easily adjust to the most comfortable angle for you. You can find the most suitable angle whether you are reading, working, or watching videos