The Samsung MC455THRCSR/SG is a convection microwave oven with a 45-liter capacity. It combines the features of a microwave and a convection oven to offer versatile cooking options. Here are some key features you might find in the Samsung MC455THRCSR/SG:

1. Convection Cooking: This microwave oven has a convection feature, allowing you to bake, roast, and brown dishes like a traditional oven. The convection fan helps distribute heat evenly.

2. Microwave Function: In addition to convection cooking, it also functions as a microwave, enabling you to heat and cook food quickly.

3. Grill Function: Some convection microwave ovens, like this one, come with a grill element, which allows you to grill dishes, giving them a grilled or browned texture.

4. 45-Liter Capacity: With a capacity of 45 liters, this microwave oven is relatively spacious, making it suitable for cooking larger dishes or accommodating bigger cookware.

5. Touchscreen Control Panel: It may have an easy-to-use touchscreen control panel for selecting cooking modes, time, and temperature settings.

6. Pre-set Cooking Programs: Many microwave ovens come with pre-set cooking programs for various dishes, simplifying the cooking process.

7. Multi-stage Cooking: You might be able to program the oven for multi-stage cooking, allowing it to switch between microwave, convection, and grill functions automatically during a single cooking cycle.

8. Child Lock: Safety features like a child lock are often included to prevent accidental use by children.

9. Interior Light: An interior light helps you monitor the cooking process without opening the oven door.

10. Turntable: Convection microwave ovens often have a turntable to ensure even cooking by rotating dishes during the cooking process.