Features: 1.2 KEYS 1 KNOB: The keyboard is designed with 2 keys and 1 knob, which allows the user to easily adjust the volume, screen brightness, or other related settings through the knob, allowing the user to perform more complex operations to enhance the user experience. 2.CUSTOMIZABLE MACRO PROGRAMMING: Keyboard supports customizable macro programming, which allows you to bind frequently used operations or specific commands to perform multi step operations with a single key, improving the efficiency of work or gaming. 3.SUPPORT HOT SWAPPABLE: Macro mechanical keyboard supports hot swappable, simple disassembly of switches, you can replace the keycaps or switches at any time, and be able to quickly adapt to a variety of scenarios. 4.BLUE SWITCH: The Mini keypad is designed with blue switch, which provides a noticeable touch, fast feedback, and strong competitive gaming performance for clicking and quick combo operations in the game. 5.KEY WIRE SEPARATION: The keyboard adopts key wire separation design to reduce cable bunching and better organize the desktop, and you can arrange the keyboard lines more flexibly according to your own usage habits. specification:Item Type: Mini 2 Key Keypad with Knob Material: Acrylic Connection: Wired Connection (Keypad Line Separation) Cable Length: Approx. 1meter or 3.28ft PackageList:1 x Mini2KeyKeypad 1 x Data Cable 1 x USBFlashDrive 1 x User Manual NoteThe list comes with a USB flash drive to read and copy the software directly to your computer.