1 RJ-45, 1 audio-out, 4 short-in, 2 short-out

1 RJ-45, 1 audio-out, 4 short-in, 2 short-out

2  Elevator call  intercom solutiions for help by merely pushing a button.

call center telephone, ask for help by merely pushing a button.

ip safety intercom, ask for help by merely pushing a button.

emergency video ip telephone, ask for help by merely pushing a button.

emergency communication system, ask for help by merely pushing a button.

duplex voice intercom terminal, ask for help by merely pushing a button.

emergency help call system, ask for help by merely pushing a button.

emergency phone and rescue assistance intercoms, ask for help by merely pushing a button.

vandal-proof audio intercom

help system for elevator