The Black and Decker CTO4400B Perfect Broil Convection Oven uses the convection baking that circulates hot air for faster and even cooking. The Perfect Broil system that maintains the set temperature for exceptional results. The Black and Decker CTO4400B will also broil toast and keep warm your favorite meals as the 60-minute timer lets you know when itâs done. With the extra-deep curved interior you have plenty of room for a 12 pizza or enjoy your favorite casseroles thanks to the Black and Decker CTO4400B Perfect Broil Convection Oven. Spacious Interior for a Casserole. Reversible Chrome-Plated Broiling Rack. Dual-Position Rack Slots. Convection Bake Broil Toast and Keep Warm. Perfect Broil System. 60-Minute Timer. Stay On Feature. Toast Cycle. Nonstick Interior Surface. Easy-View Glass Door. Removable Crumb Tray. Baking Pan. Capacity: 6 Slice. Convection: With Convection. Digital/LED Display: Without Digital/LED Display.