SteelSeries kana v2 mouse - black features 2 XL-sized, side buttons (one on each side) for easy rapid-fire. The gaming mouse bridges the gap between the Kinzu and the Sensei series. With 6 buttons, a tournament grade optical sensor, high performance PTFE feet, it strikes an ideal balance in size, features and performance. The optical gaming mouse connects with USB cable and moves on 3200 dpi technology for precision oriented gaming experience. The scroll wheel moves fast backward and forward quickly to support movements while the symmetrical ergonomical design makes extended gaming sessions a breeze.