Description
Basic
The Dialog 4425 IP Vision is a multi-featured IP phone supporting advanced system functions. It is ideal for demanding and executive office usage. With the adjustable supporters for variable viewing angles, and the contrast of the six-row graphical display, users can adjust phones for all types of environments and lighting conditions.
More
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Features a six-row adjustable graphical display
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23 keys with LEDs
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4 Soft keys and 3 Navigation keys
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2-port Ethernet switch (to share a LAN cable/port with a PC)
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Full duplex hands-free speaking with Acoustic Echo Cancellation (AEC)
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Power over LAN support (according to IEEE 802.3af)
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WAP browser with access to WAP portals (D.N.A central directory)
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Web server (for PC based management of the telephone via a Web browser)
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Local call list and phone book
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Multi-codec support
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Multi-language support
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QoS support (incl.QoS statistics available via WEB browser)
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Hearing-impaired support with amplification (+6dB)
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Acoustic shock protection