anker 2.4g wireless vertical ergonomic optical mouse, 800 / 1200 /1600 dpi, 5 buttons for laptop, desktop, pc, macbook - black anker the intersection of class, comfort, and functionality. a mouse for the 21st century. comfortable and classy. tired of using the traditional grip? take a break from overly-clunky or uncomfortably tiny mice. the ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort. sleek and sexy. turn heads with a futuristic design. made for increased functionality and comfort, this mouse combines a handshake grip with easy-access buttons and three levels of mouse sensitivity (800 / 1200 / 1600dpi) for improved tracking. easy-access use. five buttons give you improved control over your computer's systems. whether dragging and dropping, selecting large volumes of data, or casually gaming, this mouse provides a low-cost, effective solution for multiple computing needs. compatibility: windows 10 / 8 / 7 / vista / xp / 2000 linux macos x (the previous/next page thumb buttons are not recognized on the macos x.) get to know us. we created anker with a single goal in mind: to make the smart life easier. that means starting with affordable, high-quality gear and ending with a commitment to 100% user satisfaction. after all, we're customers too.