School_Teach 19042018 1912 MyFreeCamsApril 19, 2018 School_Teach 19042018 1912 MyFreeCams Size: 141871310 bytes (135 MB), duration: 00:24:17, avg.bitrate: 760 kb/s Video: h264, yuv420p, 640×480, 24 fps Audio: aac, 16000 Hz, mono