BigBlueButton -- Open Source Web Conferencing | www.bigbluebutton.org - 0 views
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Carlos Lizarraga Celaya on 22 Jul 11Multiple users can share their webcam at the same time. There is no built-in limit on the number of simultaneously active webcams. The presenter can upload any PDF presentation, office document and keep everyone in sync with their current page, zoom, pan, and see the presenters mouse pointer.