Diagram

flowchart LR
byod[Bring your own device]
amp[Amplifier]
speaker[Room Speakers]
byod-->|3.5mm AUX out|amp
amp-->speaker
webcam[USB Webcam]
usbHub[USB Hub]
webcam-->|USB|usbHub
usbHub-->|USB|byod
flipboard[Samsung Flipboard]
projector[Projector]
byod-->|HDMI|flipboard
byod-->|HDMI|projector
micA[Microphone A]
micB[Microphone B]
frontOutlet[Front Outlet]
micA-->|XLR|frontOutlet
micB-->|XLR|frontOutlet
rearOutlet[Rear Outlet]
frontOutlet-->rearOutlet
rearOutlet-->amp

Getting started

1. To start using the room, press power button on the rear amplifier. Once it on, the led will turn green.
2. After complete using the room, press power button on the rear amplifier again to turn it off. Once it off, there will no green led on.

Scenario A: only in the room

1. Plug HDMI cable to a projector or a flipboard to your device for output visual signal.
2. Plug 3.5mm AUX out to your device for output audio signal.
3. Turn on an amplifier in a rack at the rear of the room.
4. Adjust the output volume from your device. If it necessary, adjust only master volume knob at the amplifier.

Reference

https://displaysolutions.samsung.com/pdf/manual/3974/lfdwmrza-03-web-wmr-na-zb-eng-200916.0.pdf