Titan click - buttons are hinged and feature a low-tolerance spring that cushions every click; this gives exceptional precision with every press Improved wheel - a mouse wheel click is as solid as a normal click with the Titan wheel 2.0; Its improved design provides defined and responsive scrolling steps Intelligent firmware - a click with the kain registers up to 8ms faster than the rest thanks to the improved switch mechanics and a smart firmware algorithm Ergonomic shape - every part of the kain from the shape to the buttons to the scroll wheel was finely crafted with care and precision, for an exceptionally refined and ergonomic build Textured side grips - rubberized side panels represent a complete ergonomic zone that are comfortable to hold while featuring excellent gripping properties; you’ll never have to worry about losing hold of your kain