Technical data

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Dialog 4224 Operator for
MD110
A large, flexible graphical five line display
offers well-structured information layout.
This is where the status and call informa-
tion are presented. The display and key
texts are easy to read and understand. The
keypad uses a conventional numeric key-
pad and single access to all traffic handling
functions.
Highlights:
• Dedicated user interface for operators.
• The operator can choose between five
different languages to be displayed.
Functions include:
• Dedicated user interface for operators.
• Active hook switch possible.
• Supports full duplex hands free speaking
with Acoustic Echo Cancellation (AEC).
• Supports loud speaking function. The
loudspeaker and handset can be
simultaneously active.
Highlights:
• 10 extra programmable keys compared
to the Dialog 4223.
• Large, six-line graphical display.
• Three navigation keys and four soft keys.
• Superior high-quality hands free s
peaking function offering full duplex and
Acoustic Echo Canceling (AEC).
• Headset can be connected directly to
the integrated headset port and
controlled by a dedicated headset key.
• Up to four extra key panes and an
optional unit for external equipment can
be easily connected.
Dialog 4225 Vision
The ultimate in advanced enterprise
communication for the MD110 system
This multi-featured top model supports
advanced system functions that are ideal
for demanding and executive office usage.
Furthermore, extra high quality hands free
speaking function that offers full duplex and
Acoustic Echo Canceling (AEC) makes this
phone extremely suitable for telephone
meetings and conference calls.
By using the navigation keys in combina-
tion with soft keys, the user can easily
access a display menu with a number of
system features such as phone book, call
list, diversion, absence reason, etc.
• Message-waiting indicator.
• Call-back.
• Dial-by-name/speed dialing.
• Clear function to disconnect call without
replacing the handset.
Dialog 4224 Operator for
BusinessPhone
The dynamic Soft keys are optimized for
fast, efficient operation and information
access. Moreover, a large flexible graphical
five line display offers a well-structured infor-
mation layout.
• All programmable function keys can be
labeled by the user and have LEDs to
help keep track of calls and activated
functions.
• Up to four additional key panels can be
attached, each with 17 programmable
keys.
• 4 Soft keys.
Additional functions include:
• Volume control for incoming voice on
both loudspeaker and telephone receiver.