School_Teach 20042018 1718 MyFreeCamsApril 20, 2018 School_Teach 20042018 1718 MyFreeCams Size: 143489267 bytes (136 MB), duration: 00:25:09, avg.bitrate: 742 kb/s Video: h264, yuv420p, 640×480, 24 fps Audio: aac, 16000 Hz, mono