Right click the link and choose 'save target as'. Then save it somewhere on your computer and run it from there.
4k = Best quality, Works in 4k TV usb slots
1080p = Full HD works on most TV USB slots
540p.mp4 = DVD quality, works on most things
540p.wmv = DVD quality embeds in Microsoft PowerPoint.
Samples to review
Intersurgical-Exhibition-Video-Brazil-540p.wmv
Airways-Exhib-Brazil-540p.wmv
Anaestheisa_Exhib-Brazil-540p.wmv
CriticalCare-Exhib-Brazil-540p.wmv
Oxygen-Therapy-Exhib-Brazil-540p.wmv
4k Masters
Intersurgical-Exhibition-Video-Brazil-4k.mp4
Airways-Exhib-Brazil-4k.mp4
Anaestheisa_Exhib-Brazil-4k.mp4
CriticalCare-Exhib-Brazil-4k.mp4
Oxygen-Therapy-Exhib-Brazil-4k.mp4
1080p
Intersurgical-Exhibition-Video-Brazil-1080p.mp4
Airways-Exhib-Brazil-1080p.mp4
Anaestheisa_Exhib-Brazil-1080p.mp4
CriticalCare-Exhib-Brazil-1080p.mp4
Oxygen-Therapy-Exhib-Brazil-1080p.mp4