.Working
with SCS****0M controller, provide system expansion up to **0
delegate units, can expand to ***0 delegate unites at most by
working expansion host. .Indirection at
microphone with red ting indicator. .The integrated loud
speaker will automatically mute to avoid howling when the microphone turns
on. .The active microphone
can be limited in different numbers by setting in the fornt
panel. .Communicating in the
hand-in-hand daisy-chain, easy installation and maintenance. .Working with the
control system to realize the function of camera
auto-tracking. .Voice Control: When
the controller switched to voice control, the MIC can open ON
automatic while the speaker begin to speak. .Working
with the control system to realize the function of camera
auto-tracking.