Group 1 - The Nikon Z50II is an entry-level mirrorless camera featuring approximately 20.9 million pixels APS-C format CMOS sensor, significantly enhancing overall performance with the same Nikon EXPEED 7 image processor used in Z6III, Z8, and Z9 [1] Group 2 - In video recording, the Nikon Z50II supports 4K 60P and oversampled 4K 30P video specifications, as well as full HD 120P video [3] - The camera features 9 types of subject detection for autofocus, including humans, dogs, cats, birds, cars, motorcycles, bicycles, trains, and airplanes, allowing for real-time tracking focus during shooting [3]