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Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers' demands for Intercom Business , Emergency Nurse Call System , Lift Control System , Adhering to the business philosophy of 'customer first, forge ahead', we sincerely welcome clients from at home and abroad to cooperate with us.

Popular Design for Video Door Phone For Apartments - 280D-A5 – DNAKE Detail:

1. SIP-based door station supports communication with SIP phone or softphone, etc.
2. Video door phone can connect with the elevator control system via RS485 interface.
3. IC or ID card identification is available for access control, supporting 100,000 users.
4. The button and nameplate can be flexibly configured as needed.
5. When equipped with one optional unlocking module, two relay outputs can be connected to two locks.
6. It can be powered by PoE or an external power source.

Physical Property
System	Linux
CPU	1GHz，ARM Cortex-A7
SDRAM	64M DDR2
Flash	128MB
Power	DC12V/POE
Standby power	1.5W
Rated Power	9W
RFID Card Reader	IC/ID(Optional) Card, 20,000 pcs
Mechanical Button	12 Residents+1 Concierge
Temperature	-40℃ - +70℃
Humidity	20%-93%
IP Class	IP55
Audio & Video
Audio Codec	G.711
Video Codec	H.264
Camera	CMOS 2M pixel
Video Resolution	1280×720p
LED Night Vision	Yes
Network
Ethernet	10M/100Mbps, RJ-45
Protocol	TCP/IP, SIP
Interface
Unlock circuit	Yes(maximum 3.5A current)
Exit Button	Yes
RS485	Yes
Door Magnetic	Yes

Datasheet 280D-A5.pdf

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We emphasize development and introduce new products into the market every year for Popular Design for Video Door Phone For Apartments - 280D-A5 – DNAKE, The product will supply to all over the world, such as: Mali , United States , Porto , Our company always concentrate on the development of the international market. We now have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.

Datasheet 904M-S3.pdf

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Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.