intercom amplifier is a self-contained unit not requiring an
external amplifier. It is designed for use with the ECI-345
or with most 3, 4 or 5 wire type stations. It will provide
amplification control and the power circuits needed to operate
a complete apartment intercom system. Voice and tone volume
are easily adjustable as well. Output for door lock included.
4 or 5 Wire Intercom Station
This versatile intercom station can be used in
new and to replace existing installations using 3, 4 or 5 wire
systems. With it's universal mounting holes, the ECI-345 will
align perfectly when replacing most existing surface mount and
flush mount intercom stations.