3 Key USB Keyboard Braille Design Custom Keyboard Mouse Multimedia Function USB NaMacro Programming Key for Work Gaming

Customizable Function: The 3 key USB keyboard allows you to customize mouse, keyboard, multimedia, etc. functions, replacing a variety of key combinations and shortcut keys. Multi Compatibility: This USB keyboard is support for Wins, for OS X, for , for systems, ensuring smless integration into your setup. Enhanced Convenience: This keyboard ftures concave convex tactile, braille design, and sound vibration feedback, catering to varying requirements. Item Type: 3 Key USB Keyboard Material: ABS Model: HK33 Connection : USB Service Life: Over 1000000 Times Compatible Systems: For Wins, for OS X, for , for