Sennheiser SDC 8200 AO System Manual page 18

The components of the SDC 8200 system in detail
SDC 8200 DC conference unit
22
IN socket (RJ 45)
OUT socket (RJ 45)
Right headphone output (3.5 mm mono jack socket)
Loudspeaker
Red signal light ring
Microphone
"Microphone active" LED
Microphone key
"Request to speak" LED
Channel display with "
Headphone volume control for left headphone output
Left headphone output (3.5 mm mono jack socket)
Headphone volume control for right headphone output
3 voting keys
3 voting LEDs
18
" and " " channel selection keys
22