Buy Now THE POWER OF SILENCE Let your work speak louder than clicks. M330 Silent Plus provides advanced comfort for the right hand, excellent accuracy, long battery life, and broad compatibility—all while reducing over 90%1Sound level comparison between Logitech M330 and Logitech M170 of clicking sounds. Left click dBA measured by an independent lab at 1m. of clicking sounds. That means full focus for you and a quieter environment for those around you.