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Pros & Cons
pros
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pros
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Easy Setup
Customers have overwhelmingly positive feedback about the ease of setting up the ZOSI C303 Home Security Camera System, with most reporting a simple and straightforward installation process. Some users encountered minor complications, such as connecting to Wi-Fi or installing firmware updates, but overall expressed satisfaction with the system's functionality and user-friendly interface.
neutral
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neutral
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Picture Quality
Customers have mixed opinions on the picture quality of the ZOSI C303 Home Security Camera System. While most are pleased with the clear and sharp images during both daytime and night vision, some have reported issues with distorted videos, malfunctioning cameras, and poor software performance.
Customer Support
Customers have mixed opinions regarding the customer support of the ZOSI C303 Home Security Camera System. While some customers had positive experiences with helpful and knowledgeable representatives, others reported lengthy and unresolved issues, lack of communication, and difficulty in getting replacement parts or refunds.

Highlights
Quality
The camera were easy to install,and the pictures and sound quality are great.
That’s good simple system, easy to install, use.
My power supply burned after a lighting surge in my church building.
It poe, so both power and video signal run through the one cable.
Price
For the price this is an excellent system and does a good job.
These cameras are not excellent but are quite good for the price.
Shipping
It took longer than expected to arrived and it was not until i contacted the guys at zosi that some effort was made to expedite delivery.
Once determined to be defective a replacement was promptly sent.
I travelled overseas and my smart app went offline for two days.
Packaging/appearance
The product was great and packaged nicely i just ordered the wrong cameras for my system i need the 4 in 1 to work with my dvr
Very pleased east to get setup great clear picture haven't had any issues would recommend to anyone
Competitiveness
I have both this 4k system and the 5mp camera system for another property.
I've been through multiple cctv systems and this one is by far the best for the money.
Overview
- How are reviewers describing this item?
great, good, easy, quality and better. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 90% high quality reviews are present.
- This product had a total of 1,094 reviews as of our last analysis date on Feb 12 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
One of poe camera failed communicated with customer service staff cathy for replacement
Posted by a reviewer on Amazon
Once determined to be defective a replacement was promptly sent
Posted by a reviewer on Amazon
I purchased the zosi nvr 6 4k camera bundle security system on amazon in july 2023
Posted by a reviewer on Amazon
It took longer than expected to arrived and it was not until i contacted the guys at zosi that some effort was made to expedite delivery
Posted by a reviewer on Amazon
I had a few issues registering the product and connecting to the smart app
Posted by a reviewer on Amazon
I travelled overseas and my smart app went offline for two days
Posted by a reviewer on Amazon
I contacted zosi support again and shortly after my smart app was back online
Posted by a reviewer on Amazon
Im hoping that my app doesnt offline again
Review Count History
Price History
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