This page has links to videos. Some of them are of me speaking, and some of them will be external. However, as a listening exercise, any one of these could be used. You just need to work out a context and an angle. I’ll try to organise them based on themes.
Education
http://present.me/embed/922/470/1570-technical-engineering-outline-of-assessment
English
English 
May I suggest you check out the video tutorials at proswrite.com/videos/? And please let me know what you think.
Thanks. Interesting and useful link.