It's great to know that the microwave interests you, Brian!
This microwave has three types of ventilation which are the Outside Top Exhaust (Vertical Duct), Recirculating (Non-Vented Ductless), and Outside Back Exhaust (Horizontal Duct).
For further details, please check your model's installation manual under the Ventilation types for more information. Turn to page 12 for reference:
https://downloadcenter.samsung.com/content/EM/202202/20220223181502042/Install_ME11A7510DS_AA_DE68-04709A-01_EN-MES_220120.pdf
Have a great day!
^Chrystel