Kitchenaid KEBS278SWH 3.8 cu. ft. True Convection System in Upper & Lower Oven Architect Series II Even-Heat(TM) True Convection System provides consistent heat throughout the oven for even cooking on all three racks EasyConvect(TM) Time and Temperature Conversion System takes the guesswork out of convection cooking True-Broil(TM) Reflector concentrates heat, providing consistent and efficient broiling Closed-door convection broil with full and center settings provides high-speed, adjustable broiling for large or small quantities Self-cleaning system with soil level/time selection includes a quick setting for smaller soils, saving time and energy