TANDBERG 770/880/990 MXP
Telephone
This indicates that there is a telephone participant in the conference. The displayed number indicates how many telephone participants there are in the conference.
Duo Video / H.239
This indicates that there is a Dual Video Stream sent from you (near end). The feature Duo Video / H239 allows participants at the far end to simultaneously watch a presenter on one screen and a live presentation on the adjoining screen.
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