U1911 can support up to 100 users [single selection].

• A.true
• B.false

Comment: *

Name: *

Email: *

Verification: *

Which of the following features is not supported by the Red MCU? () [Multiple choice].

• A.Full switching and full adaptation modes coexist
• B.Secondary flow adaptation
• C.MCU rides the wall
• D.H.265 fully adapted

Comment: *

Name: *

Email: *

Verification: *

The video input interface supported by cloudLink Board is ? [Multiple Choice].

• A.3G -SDI
• B.VGA
• C.TWO
• D.HDMI
• E.HD-VI

Comment: *

Name: *

Email: *

Verification: *

IP Phone 7900 series IP phones all support Opus voice codec, the 7960 supports a maximum sample rate of 48KHz, and the 7920 can only support a maximum 24KHZ sample rate. [Single Selection].

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

The height of the RP Series Multifunction Zhizhen Rack is adjustable, and the adjustable height is 15cm. () [Single Selection].

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *