Versus: Air Purifiers: Smart Filters Compared: Surprising Use Case We recently tested smart filter-based air purifiers and discovered an unexpected use case. Beyond their standard function of removing airborne particles, we found these purifiers subtly transforming our home's acoustics. The airflow调节 and sound-dampening filters, designed for air quality, also masked household noises—like keyboard clicks or distant conversations—resulting in a quieter, more harmonious environment. While these purifiers aren’t explicitly marketed for noise reduction, the benefits were undeniable. It wasn’t the primary feature, but the secondary effect caught us by surprise. We noticed a marked difference in our concentration and relaxation levels, proving that innovative solutions can emerge from unanticipated angles. For us, it became a pleasant, if unexpected, advantage.