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Item specifics
  • Type: Intercom System
  • Camera Sensor type: CMOS
  • Viewing Angle (°): 92
  • Connection Method: Wireless
  • Doorbell: Yes
  • Power: 15V DC
  • Samrt Home Interface: No
  • Communication Interface: Wireless
  • Access Control: Inductive Card
  • Display Screen Size(inch): 7
  • Sensor Size(Inch): 1/4
  • Material: Metal ABS
  • Installation: Wall Mounting
  • Answering Mode: Hands-free
  • Model Number: SY818MJW41
  • IP Camera Interface: No
  • Technology: Digital
  • Display Screen Type: Color
  • Waterproof: Yes
  • Brand Name: SYSD
  • Zone Input: None
  • Resolution: 420TVLine
  • Camera: Color
  • Power: 110V-220V
  • Kit Configuration: Four to one video door phone
Product Description

Newest Four to one video door phone HD 7" Color  Video Intercom Door Intercom Doorphone IR Night Vision Camera Doorbell

we are professional manufacturer of video door phone.high quality promise.


This product is suitable for office buildings, villas, warehouse, etc. Digital audio and video product is 2.4 G wireless transmission principle, outdoor camera, indoor display, two-way radio, can monitor the outdoor, auxiliary lighting features advanced night vision, you also know to party in the evening.


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The function and characteristics
1, 2.4 G transmission frequency, barrier-free communication distance of about 150 m;
2, USES the digital processing technology, automatic wireless transceiver functions, good performance, high reliability;
3, indoor machine use TFT true color display 7 inch digital;
4, outdoor use CMOS 100 megapixel digital camera;
5, clear night vision function, and can realize 24-hour call, intercom, lock, etc;
6, indoor machine automatically by the outdoor take photos or video recording.
7, Display parameters
Screen size: 7 inches
Display size: 235 * 130 * 20 mm
The LCD resolution: 800 * 480
Image resolution: 640 * 480
Main functions: monitoring, video, photo, video intercom, open the lock.
Extended memory: maximum support 32 gb TF card (standard does not include memory card)
Video formats: the ASF (can be directly playback, computers should be installed with the software to play)
State of a single picture: 640 * 480 @ 25 FPS
Four images status: 320 * 240 @ 25 FPS
Photo format: 640 * 480 JPG
power input: 100-100,50/60 hz 
The power output: 5 v / 2 a
Video output formats: PAL and NTSC
video output: 1vp - p CVBS 
Working current: less than or equal to 400 ma
Operating frequency: 2.4 GISM digital public spectrum
outdoor camera:
Camera: 1/4" CMOS 
Camera lens: 3.6mm
Camera viewing angle: 92 degrees
Call duration time: 30-120 Seconds Adjustable
Monitor duration time: 30-120 Seconds or long times
Power consumption: Static state <0.5W, calling <10W
Power input: AC 100V-240V 50/60 Hz
Power output: DC5V
Operating frequency: 2.4 GISM digital public spectrum  
Outdoor camera:168*110 *65mm
1 * indor monitor
4 * outdoor camera
2 * 3.7 V lithium battery
2 * power adapter
1 * screw package
1 * 5 core terminal
1 * user menual



Packaging Details
  • Unit Type: piece
  • Package Weight: 3.0kg (6.61lb.)
  • Package Size: 33cm x 30cm x 10cm (12.99in x 11.81in x 3.94in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 3.0kg (6.61lb.)
  • Package Size: 33cm x 30cm x 10cm (12.99in x 11.81in x 3.94in)
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