Ringer for K-1900D

Ringer for K-1900DEasily added to Viking phones that don't provide a ringer from the factory Provides a loud electronic warble each time standard ring voltage is detected Kit includes a capacitor and a ringer Ringers and Speakers:

It also serves private office desks

9 programmable feature keys with red and green LEDs

a limited amount of remote phone system testing can be performed

Adds 3 incoming line ports and 8 telephone station ports to a Partner ACS system for increased capacity

Mute button

Direct Station Selection (DSS) Console Name Storing

The cartridge is required to enlarge the system beyond the base controller

- White Single Gang 4 Port Keystone Wall Plate 25 Pack

Part #: PA-2CCHA

- Manufactured from durable

Part# 9108-002-000

- CAT 6A rated connectors provide excellent performance for data networks requiring maximum speed and bandwidth