Phone System-Avaya

Avaya Phone System

Toll Free: 800-475-0989

AT&T MERLIN 820 PLUS CONTROL (6122-CU1)
(December 1986)

Initial configuration is 0 lines x 0 stations. Maximum system capacity 8 incoming lines x 20 stations. There are 4 slots available for expansion cards. Requires Memory Module 1.0 or Memory Module 2.0 software to work.

Voicemail Capabilities:
Voysys/classic mail 2 port/4 port (discontinued)
Hardware Compatibilities:
Modules:
4 line expansion module

10 station expansion module
Option modules:
  • General purpose adapter
  • Basic telephone modem interface
  • Data collector
  • Supplemental alert adapter
  • Off premises module
  • 502A headset adapter
  • 502C headset adapter
  • S102A speaker box
  • S202A speaker box
Telephone sets:
  • 5 button
  • 10 button BIS-22
  • 34 button standard
  • 34 button deluxe
  • 34 button SP
  • 34 button SP display
  • HFAI-10
  • Transtalk-9000/MDW-9000 cordless

 
  • BIS-10
  • BIS-22
  • BIS-22 display
  •  BIS-34
  •  BIS-34 display
  •  Merlin personal fax copier
  •  Merlin MLC-5 cordless