DIGITAL DOOR VIEWER SERIES

SFDD2

Screen Size

Screen Resolution

Vision Angle

Material

Door Belll Function

Internal Memory

Infrared Night Vision

Power supply

Door Hole Diameter

Door Thickness

SFDD3S

SFDD1

SF550

SF520A

SFW2

Low repair rate and low after-sales cost

High and low temperature test

Multi-round high and low temperature impact test guarantees that the products can operate normally at a temperature of -20°C-60°C .

Burn-in test 

Each product has been undergone an 8-hour burn-in test before leaving the factory, which can fully guarantee the quality and stability of products and improve the qualified  rate of products.

Selecting qualified suppliers, implementing strict inspection process of raw material and controlling product quality from the source

Raw material test 

Simulating the vibration and collision from different angles during the transportation, and constantly improving packaging box structure and packaging materials.

Transport vibration test

2.8" LCD

320*240

90°

ABS Plastic+Zinc Alloy

Support

92 Photo Loops

Support

800mAh rechargeable Lithium battery

14-22mm

35-120mm

Screen Size

Screen Resolution

Vision Angle

Material

Power supply

Door Hole Diameter

Door Thickness

2.4" LCD

320*240

90°

ABS Plastic

600mA Rechargeable battery inside

14-35mm

35-120mm

Screen Size

Screen Resolution

Vision Angle

Material

Door Belll Function

Internal Memory

Infrared Night Vision

Power supply

Door Hole Diameter

Door Thickness

2.8" LCD

320*240

90°

ABS Plastic

Support

92 Photo Loops

Support

4*AAA Batteries

14-22mm

35-120mm

Screen Size

Image Sensor

Vision Angle

Material

Door Belll Function

Motion Detection

External Memory

Infrared Night Vision

Power supply

Door Hole Diameter

Door Thickness

4.3" LCD

1MP

120°

ABS Plastic+Zinc Alloy

Support /1-3M

Micro SD card, up to 32 GB

Support

Bulit-in rechargeable Lithium battery/DC5V

14-22mm

35-90mm

Screen 

CMOS sensor

camera lens

camera shell 

door hole diameter 

door thickness

Power supply

 

3.5" LCD, 480*320

1MP

invisible

zinc

14-35MM

35-100MM

AAA battery x 4

 

 

Image Sensor

Screen Szie

Vision Angle

Record

Motion Detection

External Memory

Infrared Night Vision

Power supply

Door Hole Diameter

Door Thickness

Wifi

Remote Video

Two Way Audio

Image Sensor: 1MP

4.3" LCD

120°

Video/Photo

Support/1-3M

Micro SD card, up to 32 GB

Support

Bulit-in rechargeable Lithium battery/DC5V

14-22mm

35-120mm

Support

Support

Support

SERVICE ADVANTAGE

We are all attentively, just to make you feel at ease

 

The packaging is reasonable and compact with low shipping costs

Insist on our own service concept

The cumulative repair rate is less than 0.1% during these years, which saves a lot of repair costs and maintenance costs, and improves the sales profit of customers.

The packaging of each product has been optimized, which not only protects the product from damage in transportation, but also minimizes the volume of the product after packaging to help customers save freight. 

We make reasonable profits by selling inexpensive high-quality products. Working beyond the product is regarded as a service ,we do not earn any profits beyond the value of products.

1080P COMS sensor - GC1054

6G wide-angle, 2.2mm lens

120°

Main stream 1024*720/15fps,

Secondary stream 640*360/15fps

Lite OS

About 6 months (Wake up 10 times a day,

30S each time)

Support

Two 18650 batteries 2200mAH (built-in)

-10℃ ~+50℃

Support

Sensor device

Lens

Vision Angle

Video streaming

 

 

System

Standby time

 

 

2 ways audio

Power Supply

Operating temperature

PIR motion sensor

SFW3