Features: The MMD16 key programmable keypad features three rotary knobs for customizable macros keys, enabling personalizing shortcut in gaming and office tasks through intuitived software programming. Crafted from durability plastic, this compact mechanical keyboard offering tactiled control knobs for real time parameter adjustments like voice and brightness, eliminating complex multi key commands. Ideal for competitive gamers seeking efficiency, professional designers requiring precisions workflows, and mobile workers needing portable peripherals for productivity. Enhancing creative in music production studios, streamlines video editing timelines, or optimize gaming setups in compact home/office environments with this plug and play device. Its OS agnostic compatibility and space saving footprint deliver seamless integration across workstations while maintaining desk organization without driver installations. Specifications: Component: plastic Size: 136x90x21MM/5.12x3.54x0.83in Supports macros programming, customized button functions, equipped with 16 buttons and 3 knobs Suitable for users who need efficient and fast operations, such as programmers, designers, gamers to improve work and entertainment efficiency through customized key functions Package Includes: 1PC knob keyboard note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution