MX Master 4 for Business, our flagship mouse for business professionals, combines premium design with advanced features and enhanced connectivity. Highlights include an 8K DPI Darkfield laser sensor, Quiet Click technology, and MagSpeed scrolling. The advanced radio chip, optimized antenna placement, and Logi Bolt USB-C receiver provide 2x more powerful connectivity to improve performance in congested wireless environments. The Actions Ring, which is enabled and customized with Logi Options+, provides fast access to favorite tools and actions, including Easy-Switch. Haptic feedback enhances productivity by gently notifying the user for situations such as low battery or device disconnected.