MAGSPEED WHEEL: Ultra-fast, precise, quiet MagSpeed electromagnetic scrolling DARKFIELD 4000 DPI SENSOR: Darkfield 4000 DPI sensor for precise tracking on any surface, even glass (up to 4mm in thickness) COMFORTABLE DESIGN: Tactile reference for hand positioning makes it easy to stay oriented and in your flow. System Requirements-USB Receiver- Required- Available USB port, Windows 7,8,10 or later, macOS 10.13 or…