A.Increase/decrease the volume of the local conference venue

B.Watch the venue and multi-screen

C.Join meeting

D.Call/cancel a conference site

A.The form of the meeting is mostly policy presentations and reports

B.Generally requires multiple MCUs for cascading

C.High reliability requirements

D.Low interactivity requirements

A.Zone equalization mode

B.Picture outside picture mode

C.A large number of small patterns

D.Picture-in-picture mode

A.TE40/E50 requires an external camera to capture video.

B.TE20 video output maximum resolution is low.

C.TE60 is a box type terminal.

D.The maximum resolution of TE10 video output is 720p.

A.SCIP address

B.SMC3.0IP address

C.User name and password for docking

D.MCUIP address