Aiphone LEM-1DLC 1-Call Surface Mt Master W/Door Rel, Multi-Master Sys

Aiphone LEM-1DLC 1-Call Surface Mt Master W/Door Rel, Multi-Master Sys Aiphone LEM-1DLC Intercom 1-Call Surface Mt Master W/Door Rel, Multi-Master System. Audio only, hands-free intercom system. Multi-master (Max. 4), Door release button, Occupied LED LEM Audio Hands-Free Intercom System Audio only, hands-free intercom system. LEM System is an open voice communication and has a push-to-talk master. LE Substations, either door or room substation. Power Supply: AC 12-16V or DC 12-24V Communication: Sub calls in with tone, press TALK button to reply, sub called by tone or voice, hands-free as sub (with LEM-3: LED, 20 sec., depress selector button) Communication Output: 350mW output Wiring: Door/Sub to master: 2-cond., overall shield Distance: Door/Sub to farthest master: 650' (22AWG) 1,600 (18AWG) Wire Type: Aiphone #822202 or Aiphone #821802