COLORFUL LIGHTSYNC RGB : Play in colour with our most vibrant LIGHTSYNC RGB featuring colour wave effects that are customisable across 16.8 million colours. 8,000 DPI sensor. CLASSIC,GAMER TESTED DESIGN : Play comfortably and with total control. The simple 6-button layout and classic gaming shape form a comfortable, time-tested and loved design MECHANICAL SPRING BUTTON TENSIONING: Primary buttons are mechanical and tensioned with durable metal springs for reliability, performance and an excellent feel