Kitchenaid KESS907SSS True Convection Oven Glass Cooktop Front Control Knobs Architect Series II Closed-Door Convection Broil provides adjustable broiling performance for large or small quantities Double-ring elements expand cookware options Even-Heat(TM) True Convection System provides even heating throughout oven Built-in warming drawer provides enhanced versatility EasyConvect(TM) Time and Temperature Conversion System takes the guesswork out of convection cooking