Relaxx’x Prosilence ($749), ) the new vacuum cleaner from Bosch, is so quiet that hat your kids are likely to sleep through your cleaning. eaning. Operating at a mere 66dB (the sound nd of group conversation), it has a higher gher dust pick-up rate than other vacuum cleaners while the selfactivated filter-cleaning system saves postcleaning maintenance. How’s that for being a busy mum’s best pal? Available at all leading electrical and department stores.