What is the width of a thumbnail?

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Tags

1. #resolution
2. #minimum
3. #should
4. #thumbnail
5. #player
6. #thumbnails
7. #1280x720
8. #formats
9. #large
10. #width
11. #embedded
12. #preview
13. #image
14. #possible
15. #uploaded
16. #pixels
17. #custom
18. #recommend