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So that you can finest fulfill client's demands, all of our operations are strictly performed in line with our motto "High Excellent, Competitive Price, Fast Service" for Keypad Intercom , Video Door Phone For Apartments , Door Camera Wifi , Never-ending improvement and striving for 0% deficiency are our two main excellent policies. Should you need anything, never be reluctant to speak to us.

Best Home Intercom System - 280D-A5 Linux SIP2.0 Outdoor Panel – 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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carry on to boost, to guarantee products excellent in line with market and consumer standard specifications. Our enterprise has a quality assurance system are actually established for Best Home Intercom System - 280D-A5 Linux SIP2.0 Outdoor Panel – DNAKE, The product will supply to all over the world, such as: Czech , Malta , Ukraine , Today, We are with great passion and sincerity to further fulfill our global customers' needs with good quality and design innovation. We fully welcome customers from all over the world to establish stable and mutually beneficial business relationships, to have a bright future together.

Datasheet 904M-S3.pdf

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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.