
Vardsafe Technology Co.,Ltd
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7" Twin Rear View Camera System
Product Manual & Installation Instruction
Product Model - VS703K
Please read this manual thoroughly before operating the unit, and keep it for further
reference.

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CONTENTS
1. Precautions...............................................................................3
2. Installation Diagram .................................................................4
3.Positioning .................................................................................5
4. Dimension ...................................................................................6
5.Feature ..........................................................................................7
6.Specification .................................................................................8-9

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Precautions
Operating Precautions
1. The device may be powered by a 12 or 24 volt automotive battery or vehicle electrical
2. Make sure all cables are connected properly observe polarity. Improper cable connections
may damage the monitor. Remove the power cable connections when you do not intend
to use the unit.
3.The Rear View Camera System should only be used when the vehicle is in reverse. Do not
watch movies or operate the monitor while driving,It may cause an accident.
4.Firmly fix the monitor stand to secure location.
5.Do not install the monitor where it may obstruct drivers view or obstruct an air bag device.
6.While installing the Rear View Camera System be careful with the wire positioning in order
to avoid wire damage.
Storage and keeping
1. Do not expose the monitor to excessive heat or cold. The storage temperature of this
device is -30 ~+80℃, and the operating temperature is -20 ~+65℃. The Humidity is
Rh90%.
2. Never use this monitor near a bathtub, wash basin, kitchen, damp basement, swimming
pool or similar place.
3. Never use this monitor in environments with excessive moisture, dust or smoke.
4. Avoid dropping or striking this monitor .
5. Avoid using this monitor in enclosed spaces, areas with excessive vibration or subject to
severe impacts.
6. Never puncture, scratch or use abrasive cleaning materials on this monitor.
7. Do not place cables where they may be pinched or stepped on.
8. Leave at least a 2”space between the monitor and walls, cabinets or other objects to allow
adequate air circulation around the unit.
9. The monitor is not designed to be waterproof.

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Installation Diagram
The camera system using 4 pin aviation connector cables as
following(RCA and BNC connector also available):

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Positioning Of Rear View Camera And Monitor

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Monitor Dimension
Camera Dimension

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Vardsafe Technology Co.,Ltd
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Specification
Camera Specification
Image Sensor Sharp CCD
Resolution(TV line) 420TV line
Effective pixels N:510×492 pixels P: 500×582 pixels
TV System PAL/NTSC
Waterproof rating IP68
Lens 2.5mm
Min illumination 0Lux (LED ON)
IR led light 30 pieces
Night Vision distance 45ft
Viewing angle 120°
Power voltage 12V/24V
Operation Temp. -35℃~+70℃
S/N Ratio ≥48dB
Built-in speaker Optional
White/Grey color Optional
1/4inch SONY 420TVL Optional
1/3inch SONY 420TVL Optional
1/3inch SONY 480TVL Optional
1/3inch SONY 560TVL Optional
1/3inch SONY 650TVL Optional
1/3inch SONY 700TVL Optional
Monitor specification
Screen Size 7”
Dot Resolution 800 X 3 (RGB) X480
Display Format 16:9
Display Brightness 400cd/m²
Video Input 2 channels or 4 channels
Power Supply DC 12V-24V(+/-10%)
Power Consumption 5W
Operating Temperature -20 ~+65℃
Video System Auto NTSC/PAL
Monitor Weight 520g
Speaker Optional

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Digital LCD monitor Optional
Quad Image Display Optional
4PIN Aviation Connector Cables Specification
Cables Length 20 meters/15 meters/10 meters
Strand Type Multi strand
Conductor Bare Copper
Insulation PVC
Application For connection of monitor and camera