For systems MD110 and BusinessPhone 50/250, following types of digital telephones are available:

 

Dialog 4220 Lite
Simple compact digital device meets all basic requirements. It is designed for customers requiring traditional voice functionalities with focus on voice parameters. Similarly as with all phones of product line 4000, it is possible to attach this phone to the wall.

Core features:
  • 10 functional buttons with LED diode
  • Buttons with reserved functionalities (e.g. call return, call forwarding, etc.)
  • Programmable buttons
  • Last called number redial
  • Loudspeaker
  • LED diodes indicating placed, held or unanswered calls
  • Configurable console 
  •  Adjustable ring volume

Other features:
  • On/off button for speaker and handset
  • Volume control button for speaker and handset
  • Call switching
  • Call forwarding
  • Call return
  • Name-based dialing
  • Speed dialing
  • Connection to BusinessPhone 50/250 v2.1 and higher versions
  • Connection to MD110 BC7 and higher versions


Dialog 4222 Office

This desk digital telephone is a fully functional assistant which meets all communication requirements. It is equipped with integrated port for a headset. It has graphical display showing data like called number, date, time, etc. Programmable buttons enable fast access to specific numbers or services.

Core features:
  • 2-line flexible graphical display
  • Attachment port for extra panel with 17 LED buttons (not included in shipment)
  • Programmable volume and ring melody
  • Headset support
  • Loudspeaker, simultaneous operation of speaker and handset
  • 10 functional buttons with LED diode
  • LED diodes indicating placed, held or unanswered calls
  • Configurable console
  • Optional external devices port

Other features:
  • On/off button for speaker and handset
  • Functional control button for headset and handset
  • Volume control for handset and speaker
  • Call switching
  • Call forwarding
  • Call return
  • Name-based dialing
  • Speed dialing

Dialog 4223 Professional

This multifunctional digital phone is ideal for offices with supervisory organization and in traditional call centers. Functional buttons provide user with easy access to displayed menu with system features like phonebook, call list, forwarding, out-of-office reply and so on.

Core features:
  • 3-line flexible graphical display – movable display provides optimal view of displayed information
  • Audio feedback prevention
  • Loudspeaker, simultaneous operation of speaker and handset
  • Programmable volume and ring melody
  • Headset support, switching between headset and handset is operated by button
  • 10 functional buttons with LED diode, 4 soft keys for viewing the functions at display
  • Possibility to connect 4 additional panels (17 programmable buttons for each additional panel)
  • Configurable console
  • Optional external devices port

Other functionalities:
  • On/off button for speaker and handset
  • Functional control button for headset and handset
  • Volume control for speaker and headset
  • Call switching
  • Call forwarding
  • Call return
  • Name-based dialing
  • Speed dialing

Dialog 4224 Operator Terminal
Operator console with functionalities similar to Dialog 4225, with some restrictions depending on connected PBX. Frequently used buttons Clear and Speech are enlarged, in addition to broad button Answer/Extend. Connection to BusinessPhone 50/250 v3.0 and higher versions and to MD110 BC11 and higher versions is enabled. BP 50/250 is extendable with 4 additional panels with total of 68 programmable buttons with LED signaling. MD110 is not connectable to add-on panels. Name dialing and speed dialing is available only for BP 50/250.

Core features:
  • 5-line flexible graphical display – movable display provides optimal view of displayed information
  • Programmable volume and ring melody
  • Headset support, switching between headset and handset is operated by button
  • 10 functional buttons with LED diode
  • 4 broad Clear and Speech buttons
  • 1 broad Answer/Extend button
  • Configurable console
  • Loudspeaker
  • Optional external devices port

Other features:
  • On/off button for speaker and handset
  • Functional control button for headset and handset
  • Call switching
  • Call forwarding

Dialog 4225 Vision
This multifunctional digital device is ideal for extensive use. Compared to Dialog 4223, it is equipped with ten programmable buttons, broader 6-line graphical display with three navigational buttons and four soft buttons. High-quality hands-free functionality offers Full Duplex and Acoustic Echo Canceling, which are very suitable for tele-meetings and conferences in small meeting rooms.

Core features:
  • 6-line flexible graphical display – movable display provides optimal view of displayed information
  • Audio feedback prevention
  • Programmable volume and ring melody
  • Headset support, switching between headset and handset is operated by button
  • 20 functional buttons with LED diode
  • 4 soft keys for viewing the functions at display, navigation buttons
  • Possibility to connect 4 additional panels (17 programmable buttons for each additional panel)
  • Configurable console
  • Loudspeaker
  • Optional external devices port

Other features:
  • Volume control for handset and speaker
  • On/off button for speaker and handset
  • Functional control button for headset and handset
  • Call switching
  • Call forwarding
  • Call return
  • Name-based dialing
  • Speed dialing

Key Panel Unit (KPU)

 

Additional button panel connectable with digital phone Dialog 4222 Office and higher versions. Contains 17 programmable buttons with LED diodes. Easy assembly with other devices.