KNTECH High Quality Aluminium Alloy Big Button SIP Video Doorphone

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$50.00 - $299.00 / Pieces | 1 Piece/Pieces Aluminium Alloy Big Button SIP Video Doorphone (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Aluminium Alloy Big Button SIP Video Doorphone
Voice Mail:
Product Name:
Aluminium Alloy Big Button SIP Video Doorphone
2 way full duplex comunication
Cold-roll steel sheets, Aluminium alloy
1/4 color CMOS
Unlock function:
View angle:
135°(H) 109°(V)
18 Months
Weatherproof Degree:
Communication protocol:
SIP 2.0(RFC-3261)
Operating Temperature:
-40℃ to +70 ℃
Supply Ability
Supply Ability:
1000 Piece/Pieces per Day Aluminium Alloy Big Button SIP Video Doorphone
Packaging & Delivery
Packaging Details
KNTECH High Quality Aluminium Alloy Big Button SIP Video Doorphone Packing:
Machine size:159*130*40mm
Packaging material: pearl cotton
Shenzhen or Hongkong
Lead Time :
Shipped in 5 days after payment

KNTECH High Quality Aluminium Alloy Big Button SIP Video Doorphone

Model No.: KNZD-47

Product description:

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. Code 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, with a high-strength cold-rolled steel, with high-quality aluminum shell, impact resistant up to IK10 standard. Its product features and production process materials are inherited KOONTECH special industrial telephones high quality, high demand and so on. Product modeling beautiful, stylish, elegant, functional and practical, reliable, easy installation, comfortable buttons and low power consumption. Popular with customers welcome, is widely used in apartments, hospitals, schools, subways and other places.


Access control is consist of KNZD-47 video access control, exclusive DC power supply and electric lock.

Inside of KNZD-47 , 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-47 video access control intercom system consists of KNZD-47- access control, SIP phones, phones installed SIP soft-terminal, IPPBX .

KNZD-47 video access control Access supports standard SIP protocol, and has good system compatibility with main IPPBX in the market  


Main features:

1. Extream industrial standard: -40°C ~ +70°C. Resistance to high temperature and cost environment.

2. Body in strong aluminum alloy die-castin waterproof IP66 and impact resistant up to IK10.

3. Temperproof reporting against steal and Trouble reporting and remote monitor

4. Support SIP2.0. (rfc3261) high quality voice communications and network management

5. Industrial Metal illuminated dialpad and button waterproof and dusty proof.

6. Web online configuration.



 Communication protocol SIP 2.0(RFC-3261)
 Master Chip Broadcom 1190
 Keys DesignCold-roll steel sheets, Aluminium alloy
 Button12 full keypad with light and one handset free button or speed dial button
 Numeric Keypad Optional
 Audio Microphone1
 Amplifier 2.5W
 Speaker  2W
 Volume Control Adjustable
 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 802.3af (Class 0 - 12.95W) 48V/380mA
 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℃ to +55℃
 Working Condition
Relative Humidity
 Storage Temperature -40℃ to +70℃
 Installation Embedded installation (pre-burying)
 Size 230*126*76.5 mm

Company Information

HongKong Koon Technology Ltd is the most professional manufacturer in Asia, The exclusive supplier for all Metro project in China.
We are the leading professional manufacture of most complete production line of IP66/IP67 emergency telephone, SOS phone, Weatherproof telephone, elevator telephone, tunnel trackside telephone, highway emergency phone.They are IP or PSTN/analogue telephone and wireless GSM 2G 3G. phone line powered, solar powered, or AC powered.
More than 100 models, different colors, different type of mounting, CE, FCC, IP66, ITU-T, ISO9001, EN50121 approvaled. ATEX DNV certificate under process.

Emergency telephone Application:
indoor: Airprot, transtation, bank,koisk, elevator, university, hotel, hospital, plant, oil and gas.
outdoor: tunnel, highway, marine, outdoor station, construction, bridge, steel, mine, army, scenic region, 
Successful project in recent:HK MTRC contract XRL851, LRT Project in Malaysia, Bangalore Metro, HONGKONG KAIDA tunnel, HK MTR,Italian Metro,BKK Red Line Thaliand, IKITELLI metro project, Mumbai metro in Indea, NSR project in Saudi,BHP Billiton australia, CSN Brazil, Chalco China, story bridge Austrialia,HSBC bank, China bank, ICBC, HK airport, Frankfurt France, BeiJin airport, Beijin University, HK university, etc.

Our emergency telephone SOS telephone are widely accepted in countries in North America such as USA, Canada, in European countries such as UK, Germany, France, Netherlands, Greece, Sweden, Ireland, Swiss, Austria, Luxembourg, Belgium, Italy, Spain etc. and Russia.

This item is KNTECH Vandal Resistant and Tamper Resistant Video Door Phone IP Intercom Door Phone

This item is KNTECH High Quality Aluminium Alloy Big Button SIP Video Doorphone




Packaging & Shipping



Question 1. What version of the phone do you have? 
--Answer: All of our models are support five versions: analogue(PSTN), VoIP, GSM, PAGA, Wifi. Can be powered by AC110-240V, DC12V / DC5V, telephones line powered, solar, POE, battery or UPS.


Question 2. What's the advantages of your products compared with others?
a. Most of our products have got the International Standard certification. Such as IECEx, IP65, IP66, FCC, CCC, ISO9000, EMC, ROHS, SGS, ...etc.
b. We have enough stocks support flexible and fast lead time within 3-7 days.
c. We support the best price lower than others with good quality and 24X7 hours online service. If you could share the project name and the photos of after-installation, we will offer 5-10% discount to support you. 

Question 3. How long is the warranty period?
--Answer: Normally the warranty period is 18 months after items received. If there any issues on the phones, we can send parts for your replacement.

Question 4. Will you offer any spare parts in free?
--Answer: Yes, we can offer 2% spare parts(not included the phone housing).

Question 5. Can you provide a neutral version?
--Answer: Yes. we can support neutral version. Normally, the default is our standard Kntech brand and the price is favorable than the neutral version.

Question 6. If some parts of the phones occur issue need to be changed, can we find the parts in our local store?
--Answer: Yes, if out of the warranty period, please let us know the issue and we will offer the technical data of the parts and reference price.

Question 7. Can I purchase the accessories separately like PCB board, handset, buttons, speaker, keypad, ...etc?
--Answer: Yes, we support MOQ 1pcs.

Question 8. Can I do customized of the products? 
--Answer: Yes, we support OEM \ ODM order. We have our own R&D Department with high technology support. Please provide your detailed requirements.

Question 9. Can I choose other colors of the phones? 
--Answer: Yes, normally the default color is yellow. Some model like KNZD-04, KNZD-11, KNZD-13, KNZD-14... support red, blue or white. It is base on our stock. If the quantity over 100pcs, we can support other colors you like.

Question 10. What's the MTBF of the phone? 
--Answer: The MTBF is 50,000-70,000 hours. And the average failure rate is very low at 0.3%.

Contact us

Contact person: Ms.May

Mb: +86 135 5479 5053

Skype: knsales10 

Whatsapp: +86 135 5479 5053

Any question about KNTECH High Quality Aluminium Alloy Big Button SIP Video Doorphone, please let us know anytime!

Quick response, 24 hours customer service!