School_Teach 22052017 1620 MyFreeCamsMay 25, 2017 School_Teach 22052017 1620 MyFreeCams Size: 87181285 bytes (83 MB), duration: 00:20:36, avg.bitrate: 551 kb/s Video: h264, yuv420p, 640×480, 24 fps Audio: aac, 16000 Hz, mono