The H615 model offers the best of both worlds. It combines a high airflow with a great suction strength, making it efficient to vacuum heavier debris, as well as clean large surfaces. It’s the perfect model for versatile use. It's mostly suitable for larger homes. With its "Datasync" technology, this unit features four power levels and provides instructions needed for its maintenance. This information is available on the hose handle, as well as on an LCD monitor integrated onto the power unit.