NOTE: Model: A75 Pro. Please make sure you have the A75 Pro model and download the correct firmware.Installing the wrong firmware can cause hardware problems. If you have any issues, please contact DrunkDeer customer support.Self-Developed Web Driver - DrunkDeer Anlter: You can customize the key value and RGB backlight effect on the driver according to your needs or preferences. Rapid Trigger: Triggered once pressed, reset once released. Sensitivity range 0.1-3.6mm, adjustable accuracy is 0.1mm. Smoothly adjusts key action to allow mid-motion repeats without locking in actuation points. Players are free to customize it to their needs, giving them an edge in FPS and rhythm games such as Valorant, osu!. Last Win ModeWhen two keys are selected, the last keystroke is prioritized without having to release the previous one. For example, in games such as CS2 or Call of Duty, when you press the opposite arrow key, the last key you pressed takes precedence, making it easier for you to qu