a-biology-lesson-720p.mp4
Size: 804497324 bytes (767.23 MiB), duration: 00:30:44, avg.bitrate: 3490 kb/s
Audio: aac, 44100 Hz, stereo, s16, 160 kb/s (eng)
Video: h264, yuv420p, 1280×720, 3323 kb/s, 29.97 fps(r) (eng)

https://k2s.cc/file/7692c4744eace/1a-biology-lesson-720p-by-am.rar

1080

https://k2s.cc/file/4aea122d1ac9f/1a-biology-lesson-1080p-by-am.part1.rar
https://k2s.cc/file/b8a6b2e65cfb5/1a-biology-lesson-1080p-by-am.part2.rar