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.
VentuMask 30 Pro
How to
Ventumask 30 Pro-translation.doc
ENGLISH
VentuMask-30-Pro-How-To-1080p.mp4
VentuMask-30-Pro-How-To-540p.mp4
VentuMask-30-Pro-How-To-540p.mp4
Promo
VentuMask-30-Promo-To-1080p.mp4
VentuMask-30-Promo-To-540p.mp4
VentuMask-30-Promo-To-540p.mp4