Alpha Channel: No, Looped Video: No, Frame Rate: 25, Resolution: 1920x1080, Video Encoding: H.264, File Size: 254.54mb, Number of Clips: 1, Total Clip(s) Length: 0:21, Source Audio: Yes, No. of People: 1, Gender: Female, Age: Middle Aged, Ethnicity: Caucasian

Adult blonde woman maths lecturer is explaining material from whiteboard to students on video chat.