With convection and high-speed cooking capabilities, this microwave hood combination oven provides more cooking options and less cook time than conventional microwaves. And, the TruCapture Ventilation System is the most efficient ventilation system found in a microwave hood combination oven. The Optimawave Technology with true 10-level power helps eliminate cold spots and undercooked edges commonly found in microwave cooking. High-Speed Cooking combines microwave energy, a convection fan, and a quartz broiling element to achieve a desired degree of cooking, browning, and crisping in less time.