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Hongkong Koon Technology Ltd.

Waterproof Telephone, Intercom System, Intercom Phone manufacturer / supplier in China, offering Wall-Mount Telephone Waterproof Knzd-29 Audio Intercom Door Phone Antique Telephone, Landline Phone Explosion-Proof Telephone SUS Intercom Telephone Elevator Telephone, SIP Waterproof IP66 Telephone Industrial Telephone Emergency Call System and so on.

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Supplier Homepage Product More Wall-Mount Telephone Waterproof Knzd-29 Audio Intercom Door Phone Antique Telephone

Wall-Mount Telephone Waterproof Knzd-29 Audio Intercom Door Phone Antique Telephone

FOB Price: US $100-300 / Piece
Min. Order: 5 Pieces
Min. Order FOB Price
5 Pieces US $100-300/ Piece
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Port: Shenzhen, China
Production Capacity: 1000PCS Per Day
Payment Terms: T/T, Paypal

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Basic Info
  • Model NO.: KNZD-29
  • Support Network: GSM
  • Certification: CE, ISO, RoHS, GS
  • Brand: Kntech
  • Material: Cold-Roll Steel Sheets
  • Cerficate: Ce, FCC, RoHS, ISO9001: 2008
  • Keypad: Yes
  • Product Name: Emergency Phone
  • Trademark: Kntech
  • Specification: CE, RoHS, ISO9001: 2008, SGS, IP66, FCC, EMC
  • HS Code: 8517180090
  • Type: Emergency Phone
  • Information content: Voice
  • Condition: New
  • Model: Knzd-29
  • Size: 195*130*40mm
  • Vandal Resistant: Yes
  • Mounting Type: Flushed Mounting Type
  • Defend Grade: IP67
  • Transport Package: Pearl Cotton, Carton
  • Origin: Shenzhen, China
Product Description
Product Description
Wall-Mount Telephone KNZD-29 Audio intercom door phone
Product Name:Koontech Desktop Telephone
Product model:Koontech KNZD-29
material:Cold-roll steel sheets

As Public telephone for indoor or outdoor, elevator phone, Taxi or bus stands or station, Highway call box. Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities….
DTMF(Dual Tone Multi Frequency)
Standard and SMART Analogue and VoIP-SIP options available
Matching with most PABX,PBX and PAX systems.

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.

Basic Function
lSupport G.711,G.729, etc. Codec voice intercom;
lSupport SIP 2.0(RFC3261) and related RFC protocol
lUnlock function (swipe or communication)
lVisitor leave message;
lCalling indoor extension for two-way conversation;
lSoftware upgrading on line;
lWEB remote management of Terminal malfunction or status;
Wall-Mount Telephone KNZD-29 Audio intercom door phone

Communication protocol

SIP 2.0(RFC-3261)

Master Chip

Broadcom 1190



Stainless steel



Numeric Keypad









Volume Control




Voice stream

Supportable Protocol



G.711, G.729


Power Supply

12V+-15%/1A DC or PoE


PoE 802.3af (Class 0 - 12.95W) 48V/380mA


10/100BASE-TX s Auto-MDIX, RJ-45)


HSYV or better

Passive Switch

Normally Open and Normally Closed highest at 30V/1A AC/DC

Active Switched Output

12V/500mA DC



RFID/IC Card Reader

EM-40XX (125Khz)


HID card (125kHz, 26bit)





Shell Material

Aluminum Cover,Plastic back case

Operating Temperature

0°C to 55°C

Working Condition Relative Humidity

10% - 95%

Storage Temperature

-40°C to 70°C


Wall mount


195 *130 *40 mm

Wall-Mount Telephone KNZD-29 Audio intercom door phone
Packaging specifications:
Machine size195 *130 *40( mm )
Carton size230 *170 *80( mm )
Packaging materialpearl cotton, carton
Gross weight1.3KG
Net weight1.1KG

More about us:
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 IP Emergency Explosion proof Telephone outdoor phone KNZD-29 blue light station with Voice market:
Our Wall-Mount Telephone KNZD-29 Audio intercom door phone 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.

Wall-Mount Telephone KNZD-29 Audio intercom door phone
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