From the leader in residential indoor air quality, this Broan custom range hood insert features voice control technology. The voice control capabilities via WiFi connectivity make it easier than ever to improve air quality in the kitchen by using voice commands Turn my fan speed up to 3. The kitchen is the most polluted room in the house regardless of type of cooking appliance; everything from smoke, odors and chemicals is in the air. The range hood is often forgotten as the primary and most effective way to get the pollutants out of the home and improve the air we breathe. Voice control allows hands- ventilation, making it easier than ever to make the kitchen air healthier. This range hood is HVI to provide efficient ventilation with 450 Max Blower CFM to remove the pollutants and improve the air you breathe. While ventilating the kitchen air, this range hood is still quiet at sound level of 1 sone on normal speed, which is as loud as refrigerator noise. This built-in range hood insert also a custom appearance while protecting cabinetry with stainless steel liners. Bright 2-level, heat resistant LED lighting making even the worst cooks recipe look great. The 4-speed back-lit soft touch control has an easy to clean surface. The EZ1 Installation System allows for 1-person installation, making installation fast for both the professional and DiY installers. At Broan-NuTone we believe that better quality of air means better quality of life.