96XX Series MCU When the configuration supports FECC DTMF conference control, you need to press the () key first.

96XX Series MCU When the configuration supports FECC DTMF conference control, you need to press the () key first.

After that, the camera can be controlled.
A . Confirmation button
B . Dialing keys
C . Hang up button
D . Zoom in button

View Answer

Answer: D