The K9300 features a standardized exterior design with a classic and aesthetically pleasing appearance. Its strong compatibility allows it to be used with computers, laptops, tablets, and smartphones, supporting various systems: Windows, iOS, macOS, Linux, Android, and Chrome OS. In addition to the wireless USB receiver, the K9300 keyboard is equipped with two additional Bluetooth connections, allowing users to choose their preferred connection method. The USB/Bluetooth toggle button enables quick switching between multiple devices. The keyboard utilizes silent scissor-switch keys, enhancing both stability and durability. Everyone has their preferred keyboard height, so the K9300 is designed with a three-level adjustable height stand to ensure the most comfortable experience for users. From the very beginning, we prioritized battery life to avoid the hassle of frequent charging. As a result, the K9300 is equipped with a high-capacity battery and auto-sleep technology, enabling it