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Hongkong Koon Technology Ltd.

Video Door Phone, SIP Video Door Phone, Intercom Door Phone manufacturer / supplier in China, offering Door Intercom Knzd-42 Handfree Door Phone Door Bell Elevator Telephone, Emergency Phone Industrial Telephone Public Bank Service Telephone, Big Button SIP Phone Elevator Intercom Telephone Waterproof IP Telephone and so on.

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Door Intercom Knzd-42 Handfree Door Phone Door Bell Elevator Telephone

FOB Price: US $1-85 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1-85/ Piece
Get Latest Price
Production Capacity: 1000PCS Per Day
Transport Package: Packaging Material: Pearl Cotton, Carton
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: KNZD-42
  • Style: One-to-Many
  • Automation: Automatic
  • Wireless: Wired
  • Wireless Video Doorbell Function: Visible Intertalk
  • Brand: Koontech
  • Power Source: Plug
  • Model Number: Knzd-42
  • Handset Free: Yes
  • Button: Yes
  • Vandal Resistant: Yes
  • Video: Yes
  • Specification: CE, FCC, RoHS, ISO9001: 2008, IP67
  • HS Code: 8517180090
  • Type: Video Doorbell
  • Talkback Type: Black and White Video
  • Peephole: Peephole
  • Active Doorbell: Wireless Video Doorbell
  • Application Scope: Home
  • Waterproof: Waterproof
  • Brand Name: Koon/OEM
  • Size: 210*150 *60mm
  • Loudspeaker: Yes
  • Wearable: Yes
  • Voice Mail: Yes
  • Trademark: Koontech or OEM
  • Origin: Shenzhen
Product Description
KNTECH voice door phone KNZD-42 apartment intercom system phone:

Voice Access phone provides a complete set of network data into regulatory VoIP security access control solutions and building. This advanced telephone access is designed for telecom operators and service providers to customize support SIP 2.0 and IMS platform operations.
Model: KNZD-42
SIP V1 / V2 (RFC2543 / RFC3261)
A set of automated speed dial keyboard.
Integrated RFID reader
Integrated Data keypad
Support PoE (802.3af)
DTMF control switch

KNTECH voice door phone KNZD-42 apartment intercom system phone Product Features

Compatibility: Supports SIP 2.0 and the operator's IMS platforms with the mainstream IPPBX manufacturers effective interconnection and interaction;.
High-end chip: Br o adcom equipped with the latest chip;
Standard Air Voice: double speakerphone, voice aviation standards;
Lock flexibility: password, RFID card and DTMF control switch.
One-touch dial: a speed-dial button;
Compatibility, multi-party call: calling / waiting party three kinds of responses / session;
Easy installation: integration with existing LAN network;
Guestbook: receive and reply to messages via SIP phone;
Maintenance is simple: support online upgrade and network management;
Degree of protection: IP53, anti-dust, waterproof, anti-mechanical damage.

Elevator emergency phone KNZD-42 Technical Parameters:
Signaling protocol Linker 
 SIP 2.0(RFC3261)power supply12V±15%/1A DC or PoE
button  48V/380mA
Speed Dial buttonButtons made of stainless steel material to do, rugged wearLAN10/100BASE-TXs Auto-MDIX,RJ-45
Number of automatic speed dial keys1Alternatively wire5 or more
number keyboardTouch of a buttonalternatively wireNC/NO contacts, max 30V/1A AC/DC
Audio frequency Effective relay output12V/500mA DC
loudspeaker1WCover MaterialAluminum casting, plastic boxes
Full duplex speakerphoneSupporttemperature range0°C - 55°C
Audio stream Storage temperature range40°C - 70°C
Supported protocols SoftwareRTPRelative humidity10%-95%
decoderG.711,G.729,G.722,G.726,iLBCinstallationEmbedded installation
RFID external dimensions172.87*96*63mm
 EM-40XX(125KHz)Protection class IP53

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.
About KNZD-42VR Door phone market:
Our Emergency telephone waterproof telephone intercom system 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.
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