Guangdong, China
Business Type:
Year of Establishment:
Plant Area:
2600.0 square meters
Management System Certification:
Terms of Payment:
LC, T/T, PayPal, Western Union
OEM/ODM Service
Sample Available
MEI Awards
Spanish Speaker

One Button Phone, Handsfree Emergency Telephone, VoIP Intercom manufacturer / supplier in China, offering Video Door Intercom Entrance Guard Two Way Intercom System, Wireless IP Door Phone Knzd-42IP Video Phone Intercom, Vandal Resistant Public Jail Inmate Prison Phone with Competitive Price and so on.

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  • Video Door Intercom Entrance Guard Two Way Intercom System
  • Video Door Intercom Entrance Guard Two Way Intercom System
  • Video Door Intercom Entrance Guard Two Way Intercom System

Video Door Intercom Entrance Guard Two Way Intercom System

Get Latest Price
Purchase Qty. / Reference FOB Price
20-199 Pieces US $690
200+ Pieces US $650
Port: Shenzhen, China
Production Capacity: 1000
Payment Terms: T/T, Western Union, Paypal
Usage: Telephone, Computer, Workstation, Server, Mobile phone, Laptop
Type: Auto-Dial Phone VoIP Intercom
Support Network: Ethernet
Information content: Data
Certification: CE, ISO, RoHS
Condition: New

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Basic Info

Model NO.
Stainless Steel
Handset Free
Product Name
Auto-Dial Phone VoIP Intercom Knzd-60
FCC RoHS Ce ISO9000(2000)
Stainless Steel Color
18 Months
Transport Package
41.7 * 26 * 6.5 (Cm)
HS Code
Video Door Intercom Entrance Guard Two Way Intercom System 
Video Door Intercom Entrance Guard Two Way Intercom System

Video door intercom KNZD-70

Video door intercom using video door SUS316 stainless steel shell, appearance using electrophoresis process, luster and bright, corrosion resistant effect is good. Video door intercom using wall-mounted installation, after installation stability, not easy to move. The hd camera, world-class phone motherboard, absolutely guarantee the quality of the call.

Unit main features
1.VOIP Telephone BI-Directional Video telephone Scratch resistant, HD Screen
2.SIP supports 5 SIP servers SIP 2.0 Support TR069
3.7" digital TFT-LCD of 1024 x 600 pixels with Visual angle adjustable display screen
4.sensor camera with 5Mega pixels 2xLAN, PoE, USB
5.TWO group of speed dial for emergency call. Protection: About IP65
6.Speaker: 8 ohm 1.5W, loudness 85dB(A) to 65dB(A) MIC's working distance 80cm
7.Ring: >95dB. Coverage 1.5m radius
8.The call button is flash when ring, lighting during a call, off when standby.
9.With induction loop coverage 1M radius. Metal body
10Braille words for disable.
11.HD voice with high quality headset/HD voice in speakerphone mode

Camera Specification
1.Array size::2592 x 1944                                2.Lens size: 1/4"
3.Lens chief ray angle: 24                               4.Input clock frequency: 6~27 MHz
5.Maximum Image transfer rate:                     6.QSXGA (2592 X 1944): 15fps
7.720P                                                             8.Sensitivity: 600 mV/lux-sec
9.Shutter: rolling shutter/frame exposure       10.Maximum exposure interval: 1964 xTROW
11.Pixel size: 1.4 um X 1.4 um                       12.Dark Current: 8 mV/s @ 60ºC junction temperature
13.Image area:3673.6 um X 2738.4 um         14.viewing angle: 187°


Video Door Intercom Entrance Guard Two Way Intercom System

VoIP SIP2.0 telephone        DTMF dialing
MTBF:100000hours             MTTR: 2 hours
Hotline (maximum length of each number is 16 digits)
Communication: Full duplex 2-way hands-free communication
Call Control Signaling:VOIP SIP Info(DTMF), RFC 2833(DTMF)
Power:Power over Ethernet, IEEE802.3af, Class 0  Local power, 12VDC,Idle 2W, Max 10W
Auxiliary Contacts:1 Aux Output, dry contact
Contact Ratings. Load: Resistive load
Rated load:0.3 A at 125 VAC; 1 A at 30 VDC
Rated carry current:1A
Max.switching voltage:125 VAC,60VDC
Max.switching current:1A
Audio Codes:G.711, G.722, G.729
Network:10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better
LAN Protocols:Power over Ethernet(PoE,802.3af), WLAN(IEEE 802.3af), Network Access Control(IEEE 802.1x),STP(IEEE 802.1d), RSTP(IEEE 802.1d-2004)
Programming:Non-volatile flash memory programming and configuration through Web GUI
Management and Operation:DHCP and static IP, remote automatic software upgrade, centralized monitoring, status LED
Echo cancellation code:G.167/G.168

Video Door Intercom Entrance Guard Two Way Intercom System


Technical Parameter

Ambient temperature


Defend grade


Relative humidity


Atmospheric pressure


Circumstance noise

less than 60dB(A)

Sound level of ringing


Standard frequency

697. 770. 852. 941Hz

Call transmission index

(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm.

Why choose us?

Hong Kong Koon Technology Co., Ltd. is devoted to the R&D and sales of a variety of products and services including: 
Industrial SOS emergency telephone systems, IPPABX, VoiP intercom, door phone, public telephone and telephone booth etc. The products are widely installed in industries such as subways, railways, highways, tunnels, petrochemicals, metallurgy, nuclear energy, Oil & gas, marine and ship building, bridges, and mines.

We are a direct supplier and strategic partner of various well-known International corporations and widely used in over 100 job reference in metro project and airport. 

KNTECH is the only company in the industry to have received IECEX. ATEX International Certification in Asia. 

We are also the only company to have received the EN50121 Professional European Railway Certification. Our company and KNTECH brands have produced a series of products that have received certification such as the Telecommunication, European CE, US- FCC and ETL, and Saudi Arabian SASO, CCC, and ISO9001.

Video Door Intercom Entrance Guard Two Way Intercom System
Video Door Intercom Entrance Guard Two Way Intercom System
Video Door Intercom Entrance Guard Two Way Intercom System










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