Compact programmable keyboard with Hall magnetic linear switches, knob, and color screen Key benefits Precise, silent linear feel from three Hall magnetic linear switches with hot-swap support for easy replacement. Fast, responsive input through USB Type-C connection and USB 2.0 high-speed operation at up to 8000 Hz polling. Clear visual feedback on a 0.96 inch IPS color screen (160 x 80) that shows key ranges, button counts, and custom text. A programmable knob that can be assigned to any key action for quick control of volume, track selection, scrolling, or macros. Simple calibration workflow for accurate Hall switch detection and consistent performance. Features and specifications Switches: 3 Hall magnetic linear switch positions, replaceable and compatible with any Hall magnetic switches. Calibration is performed with a click for each new switch. Screen: 0.96 inch IPS color display, 160 by 80 resolution. The display can show key ranges, button press counts, and a custom first-line text such as a user ID. Knob: Fully programmable; assign any key or function, for example to scroll through a playlist or adjust levels. Connectivity: Type-C connector with USB 2.0 high-speed support and 8000 Hz polling rate for low-latency response. Firmware: Firmware updates are supported. A calibration step may be required after initial setup or after firmware upgrade; follow the included calibration instructions. Practical use scenarios Streaming and content creation: Map common streaming actions and scene switches to the keys and knob for hands-on control while recording or live streaming. Gaming and rhythm applications: Use the responsive Hall magnetic switches and on-screen feedback to improve timing and track key use during rhythm or competitive play. Productivity and editing: Assign macros and navigation commands to the knob and keys for faster cuts, timeline scrubbing, and application shortcuts. Important notice Calibration may be required before first use or after firmware updates. Follow the provided calibration steps shown in the product documentation. Color and dimensions may vary slightly due to lighting conditions and manual measurement.