Key Features: Hyper-fast scrolling support Back and forward thumb buttons USB connectivity Logitech Unifying receiver Key Benefits: A simple spin or click-to-click scrolling allows for faster navigation through documents and websites Ergonomically designed for more comfort Ensure a constant connection and keep the miniature receiver always plugged in The Logitech 910-000872 Anywhere Mouse MX delivers the functionality you’re seeking to keep up with your gaming demands. It supports hyper-fast scrolling for Web pages, applications and games. The tiny USB receiver and Back and forward thumb buttons offer you more versatility. Enhance your PC gaming with the high-performance Logitech 910-001637 Anywhere Mouse MX.