The browning, baking, broiling, crisping, microwaving ""all-in-one"" interactive system is everything anyone could want in a convection microwave oven. The large 1.5 cubic foot interior with it's 15-3/8 inch diameter turntable provides plenty of space for a wide range of traditional and microwave cooking needs. It's the ideal way to create everything from cakes and casseroles to steaks and roasts to potatoes and popcorn.