Home / Home / How quiet is the SilentSweep S1 Pro on Quiet Mode?Home robot vacuum cleaningHow quiet is the SilentSweep S1 Pro on Quiet Mode?On Quiet Mode, the SilentSweep S1 Pro runs at 47 dB — quieter than a refrigerator hum. You’d barely notice it was running. Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious Is 62dB safe for a sleeping baby, and should I schedule around it?Next How much unified memory does the Mac Mini M2 support compared to the M1?