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BusinessPhone – Dialog 4223 Professional / Dialog 3213106
Alarm interface unit
Note: Only available for the Dialog 3213.
This plug-in module is fitted into the bottom of the telephone. It
makes it possible to transfer alarm signals from various devices via
the telephone to the exchange and to a pre-defined extension. A
special circuit layout provides maximum functional security.
To a telephone fitted with an alarm interface unit you can connect
devices such as bathroom alarms for hotel rooms, emergency
alarms for hospitals, bank security alarms and supervision of
machines.
Option unit
Dialog 4223 Professional
The Option unit DBY 420 02 is an optional accessory, to be
installed on the bottom of your telephone set. The following devices
can be installed via the Option unit:
• Tape recorder
• Extra bell or busy indication outside your door
• USB connector
Dialog 3213
The Option unit DBY 410 02 is an optional accessory, to be
installed on the bottom of your telephone set. The following devices
can be installed via the Option unit:
• Tape recorder
• Extra bell or busy indication outside your door
• Enhanced Headset functionality
•PC Sound Card
• Second handset
Note: For people with impaired hearing the Option unit
offers the possibility to amplify the receiving volume in the
handset and headset.