The D6 Pro Controller keeps ductless simple. Installation and on-device setup take only a few minutes. The Honeywell Home mobile app adds features like scheduling, geofencing, and multi-zone control. Even homeowner hand-off is simple. The app will send a personalized email that invites the customer to complete the Wi-Fi connection process on their own. That’s about as simple as ductless control gets. The Honeywell D6 Pro Wi-Fi Ductless Controller. Simply in control.