Best Intercom -
 290 Master  – DNAKE Featured Image
Best Intercom -
 290 Master  – DNAKE Featured Image
Best Intercom -
 290 Master  – DNAKE Featured Image

Best Intercom - 290 Master – DNAKE

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Just about every member from our large efficiency income crew values customers' wants and enterprise communication for Analog Building Intercom , 7 Inch Video Door Phone , Intercom Phone For Office , We are willing to give you the lowest price in the market, best quality and very nice sales service.Welcome to do bussines with us,let's be double win.
Best Intercom - 290 Master – DNAKE Detail:

1. There is no need to replace the existing wiring or cables. It can connect to 290 IP device using a two-wire cable, even in an analog environment.
2. It can connect and supply power to max. 4 IP devices by working with Slave Converter over two-wire cable.
3.  There is one Ethernet port for internet input and system expansion.
Physical Property
Size 112x87x25mm
Power DC 48V ±10%
Rated Power 2W
Power Adapter 48VDC / 1.25A,60W
Temperature -40℃ ~ +70℃
Humidity 20% ~ 93%
IP Class IP30
Interface DC socket (Input 48VDC)*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 now have a skilled, performance team to supply good quality services for our consumer. We often follow the tenet of customer-oriented, details-focused for Best Intercom - 290 Master – DNAKE, The product will supply to all over the world, such as: Swaziland , San Francisco , United Arab Emirates , "Good quality and reasonable price" are our business principles. If you are interested in our products or have any questions, please feel free to contact us. We hope to establish cooperative relationships with you in the near future.
  • Datasheet 904M-S3.pdf
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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 Jerry from Pakistan - 2018.12.11 11:26
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
5 Stars By Moira from Bangalore - 2017.09.16 13:44

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