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SIP door phone

SIP door phone

Product model:KNZD-43A

KNZD-43A spec
As a professional SIP door phone factory, we provide different kind of SIP door phone and export to 130 countries. The Most Professional SIP door phone Manufacture in Asia!
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KNZD-43 SIP door phone

We are the manufacturer of Smart sip door phone video intercom system waterproof telephone emergency telephone  with illuminated button for villa and apartment,most details can be customized

The IP Intercom/door phone will be designed to work on apartment, hospital, school, metro…Housed
in robust metal body, vandal resistant and tamper-resistant. FDSP ensure voice loud and clear. Good
looking, durable, easy to install, comfortable buttons, and low power consumption.

Support G.711,G.729, etc. Codec voice intercom

Support SIP 2.0(RFC3261) and related RFC protocol

Unlock function (swipe or communication) 
Visitor leave message

Software upgrading on line
or status
Basic Function
WEB remote management of Terminal malfunction
Calling indoor extension for two-way conversation
Support SIP 2.0(RFC3261) and related RFC protocol


Web Business Management
It is mainly used for remote management KNZD-43A voice access device, which includes such features as the device parameter management, access control parameter settings, card, log management.
Access Control
Access control is consist of KNZD-43A voice access control, exclusive DC power supply and electric
lock . Inside of KNZD-43A, self-powered electric lock can directly drive the starting current of 500mA power locks; additionally you can also access exclusive external DC power supply and the voice
access output control signals , to drive electric lock on and off by access exclusive DC power.
Intercom function
KNZD-43Avoice intercom system consists of
KNZD-43A- access control, SIP phones, phones
installed SIP soft-terminal, IPPBX . KNZD-45
Voice Access supports standard SIP protocol, and has good system compatibility with main
IPPBX in the market