The Basics $40, g, medium ergo mouse with 6 buttons, PMW 3331 sensor, single zone RGB (on the scroll), software, on board profile, rubber side grips, 50M omron switches Comes in both black and white (Kain 102, 122) flavors For reference, the other mice in the Kain lineup are the Kain 1 with the top notch 3381 sensor and the wireless Kain
