Professional China 2-Wire Intercom System -
 290 Slave  – DNAKE Featured Image
Professional China 2-Wire Intercom System -
 290 Slave  – DNAKE Featured Image
Professional China 2-Wire Intercom System -
 290 Slave  – DNAKE Featured Image

Professional China 2-Wire Intercom System - 290 Slave – DNAKE

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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate inside our success for Intercom Door Entry System , Camera Intercom System , Home Automation Controller , And there are also a lot of overseas close friends who came for sight seeing, or entrust us to buy other stuff for them. You will be most welcome to come to China, to our city and to our manufacturing facility!
Professional China 2-Wire Intercom System - 290 Slave – DNAKE Detail:

1. There is no need to replace the existing wiring or cables.  It can connect to 290A isolator or master converter using a two-wire cable.
2. It can connect and supply power to an IP device, such as villa door station with PoE function, over an Ethernet port.
3. One Ethernet port can be used for internet input and PoE power supply.
Physical Property
Size 112x87x25mm
Power DC 48V ±10%
Rated Power 2W
Power Adapter NA
Temperature -40℃ ~ +70℃
Humidity 20% ~ 93%
IP Class IP30
Interface DC socket (Output 12VDC)*1 RJ45*1
2-core interface*1
LED Indicators Power: Red – Power ON 2-Wire: Green – Link ON LAN: Green – Link ON
Transmission Method Access Method: CSMA/CA; Transmission Scheme: Wavelet OFDM; Frequency Bandwidth: 2 MHz to 28 MHz
2-wire RVV 2*0.75, ≤100m
network cable Cat 5e, Cat 6 or better


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Assume full responsibility to meet all demands of our clients; achieve continuous advancements by promoting the growth of our clients; become the final permanent cooperative partner of clients and maximize the interests of clients for Professional China 2-Wire Intercom System - 290 Slave – DNAKE, The product will supply to all over the world, such as: Turin , Canada , Niger , Strict quality control is executed in each link of the whole production process.We sincerely hope to establish the friendly and mutual-beneficial cooperation with you. Based on high quality products and perfect pre-sales /after-sales service is our idea, some clients had cooperated with us for more than 5 years.
  • Datasheet 904M-S3.pdf
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The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
5 Stars By Edith from Holland - 2017.06.19 13:51
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
5 Stars By Quintina from Hungary - 2017.08.18 18:38

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