Bottom price Intercom Bell -
 290AB  – DNAKE Featured Image

Bottom price Intercom Bell - 290AB – DNAKE

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We stick to our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create more value for our customers with our rich resources, advanced machinery, experienced workers and excellent services for Wireless Intercom , Intercom Phone For Office , Door Intercom System For Flats , We have been pretty proud of your superior standing from our shoppers for our products' trustworthy quality.
Bottom price Intercom Bell - 290AB – DNAKE Detail:

1. There is no need to replace the existing wiring or cables. It can connect to 290 IP devices using two-wire cables, even in an analog environment.
2. It can connect and supply power to max. 8 indoor monitors or any IP device by working with Slave Converter over two-wire cable.
3.Comparing to IP-2Wire isolator 290A, the only difference is the lack of Ethernet ports.
Physical Property
Size 197x114x38mm
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 2-core interface(Main In)*1
2-core interface(Main Out)*1
2-core interface(connect to indoor monitor)*8
LED Indicators red light always on-2WIRE connection status
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 NA


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We not only will try our greatest to offer you excellent services to just about every client, but also are ready to receive any suggestion offered by our buyers for Bottom price Intercom Bell - 290AB – DNAKE, The product will supply to all over the world, such as: Canada , kazakhstan , Manchester , The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.
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In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
5 Stars By Gabrielle from Lesotho - 2018.09.08 17:09
The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
5 Stars By Kevin Ellyson from Niger - 2018.10.09 19:07

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