LOGITECH 910-006197 Ergo M575 for Business (Graphite) - Brown Box - Optical - Wireless - Bluetooth - 2.40 GHz - Graphite - USB - 2000 dpi - Scroll Wheel, Trackball - 5 Button(s)

Convenient Controls: Moving between documents or browsing your favorite websites is a breeze with the large, easy-reach back and forward buttons and the precision scroll wheel Wireless Connection: Connect two ways - Bluetooth or the Logi Bolt USB receiver and never worry about drop-offs or lag up to a 10m (33 ft) range Enterprise Secure: Logi Bolt wireless technology exceeds security needs with fully encrypted, Secure Connections Only mode Compact Footprint: Ideal for tight workspaces because the mouse doesnT move, it fits in seamlessly alongside your computer and keyboard Ideal for IT departments that need high-performance, secure wireless connections and ease of deployment and for people who want an ergonomic mouse for day-long comfort and productivity.