ENJOY THE SOUND OF SILENCE Get all your work done without missing a beat or disturbing those around you. Silent mice have the same click feel without the click noise–over 90% noise reduction.1Left click dBA level measured by independent lab at 1 meter from the center of the mouse. Compared with Logitech M170. A smooth scroll wheel completes the silent experience. Silent mice eliminate excess noise while protecting the health and productivity of everyone. Make this your last annoying click. Your family and friends will thank you.