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Kntech Door phone
Kntech Door phone
Product model:Kntech KNZD-45
material:Aluminium alloy

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Robust IP INTERCOM*Supper good sound clarity during conversation*Support standard Session Initiation Protocol(SIP), RFC 3261*Remote software upgrade, configuration and mornitoring*Power over Ethernet(PoE, 802.3af), local 12V DC*IP66 vandal resistant marine grade stainless steel faceplate*Echo cancellation 

Support G.711, G.729, etc. Codec voice intercom
Support SIP 2.0(RFC3261) and related RFC protocol
Unlock function (swipe or communication) l
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


 Communication protocol  SIP 2.0(RFC-3261)
 Master Chip  Broadcom 1190
 Keys  Design  Stainless steel
 Direct-button  1
 Numeric Keypad  Optional
 Voice  Microphone 1
 Amplifier  0.5W-10W
 Speaker   2W
 Volume Control  Adjustable
 FDSP Support(AEC)
 Voice stream  Supportable Protocol  RTP/RTSP
 CODEC  G.711, G.729
 Port  Power Supply  12V+-15%/1A DC or PoE
 PoE  PoE 802.3af (Class 0 - 12.95W) 48V/380mA
 LAN  10/100BASE-TX s Auto-MDIX, RJ-45)
 Cables  HSYV or better
 Passive Switch  Normally Open and Normally Closed highest at 30V/1A AC/DC
 Active Switched Output  12V/500mA DC
 Rs232  Supported


Card Reader

 Interface  Power supply  12V+-15%/1A DC or PoE
 PoE  PoE 802.3af(Class 0-12.95W)
 LAN  10/100BASE-TX s Auto-MDIX,RJ-45
 Recommended cabling  Cat-5e or higher
 Passiveswetch  NO and NC contacts,up to 30V/1A AC/DC
 Actice switch output  12V/700mA DC
 Structure  Shell Material  Cold Rolled Steel
 Operating Temperature   -40 C to55 C
 Working Condition
Relative Humidity
 Storage Temperature  -40 C to70 C
 Installation  Embedded installation (pre-burying)
 Size  159*130*40mm

Web Business Management
It is mainly used for remote management KNZD-45 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-45 voice access control, exclusive DC power supply and electric lock. Inside of KNZD-45self-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-45 voice intercom system consists of KNZD-45- 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

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IP door phoneintercoms for every situation-whether in security, business,emergency,or any other special area. From providing simple applications requiring a clear and easy connection to a single IP telephone, to comprehensive communication arrangemens integrated into security and signalling system and IP PBXs.Having the highest quality and certification, ensures compatibility with industry-standard-based IP network solutions such Avaya, Cisco, and others.
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