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

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

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We emphasize enhancement and introduce new solutions into the market just about every year for Sip Door Intercom , Sip Door Intercom , Door Entry Handset , For more information, please contact us as soon as possible!
Professional China 2-Wire Intercom System – 290 2-Wire IP System Slave Converter – 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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We believe in: Innovation is our soul and spirit. High-quality is our life. Purchaser need is our God for Professional China 2-Wire Intercom System – 290 2-Wire IP System Slave Converter – DNAKE, The product will supply to all over the world, such as: Dominica , Madras , Czech republic , Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to offer you good quality products and the best service. We are looking forward to serving you.
  • Datasheet 904M-S3.pdf
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This manufacturer can keep improving and perfecting products and service, it is in line with the rules of market competition, a competitive company.
5 Stars By Jacqueline from Turin - 2018.10.01 14:14
The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
5 Stars By Gladys from Sheffield - 2017.03.28 12:22

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