What is CCTV, CCTV Camera, How does CCTV work, Best CCTV Cameras, Wireless CCTV Camera and Price of CCTV Camera

Pic of YI Dome Camera

What is CCTV, CCTV Camera, How does CCTV work, Best CCTV Cameras, Wireless CCTV Camera and Price of CCTV Camera

What is CCTV?

CCTV defines closed circuit Television and is generally referred to as video control. ‘Closed-circuit’ means, unlike ‘normal’ TV broadcast to the public as a whole, that broadcasts are usually transmitted to a small (closed) number of monitors. CCTV networks are widely used for the identification, deterrence, and recording of traffic violations, but have different applications.

In order to track the launch of V2 rockets, CCTV was first created by German scientists in 1942. It was eventually used in researching the atomic bomb by American scientists.

CCTV Camera

For surveillance or other private purposes, a CCTV Camera can produce images or recordings. Either video or digital image devices may be cameras. The inventor of the CCTV camera was Walter Bruch. A CCTV camera’s main goal is to capture and transform light into a video signal. CCTV is supported by a CCD sensor (charge-coupled device). The CCD can turn light into an electric signal and then process it into a video signal which can be captured or shown on the computer.

cctv camera

How does CCTV Camera work?

Analogical and digital systems operate very differently, but current CCTV Camera networks are using an analogue to digital conversion software and hardware. This process is named as retrofitting.

A typical CCTV system includes:

  • One or more cameras, each with an Image sensor lens (analogue or digital).
  • Recorder – either a traditional analogue systems video tape recorder or a Digital Systems DVR or Network Video Recorder (NVR).
  • Cables – for optical or coaxial analogue cables either RJ45
  • One or more screens for transferring images


  1. A camera captures pictures using picture sensors through the lens.
  2. These images (and sometimes audio as well) are sent wirelessly or via cable to the recorder or tape. Analytical software and other smart technology may be employed by recorders for data scanning and for sending automatic warnings to either people or other systems and devices.
  3. Videos are captured, saved, and analysed by this Video Management Program (VMS). The software uses auto-learning algorithms that use functions such as motion detection, face recognition, individual counting etc. The software is also self-learning.
  4. Monitor(s) may be tracked either passively (by software) or active (by individuals). It is possible and overseen by CCTV networks themselves.

10 Best CCTV Cameras / Best Wireless CCTV Camera

  1. Arlo Pro 3: Best wire-free camera
  2. Ring Stick Up Cam Battery: Best outdoor camera
  3. Wyze Cam Pan: Best indoor budget camera
  4. Canary: Best smart home camera
  5. Google Nest Cam IQ Indoor: Best high-tech camera
  6. Reolink Argus 3: Indoor-outdoor pick
  7. Amcrest 4MP UltraHD Indoor: Free storage pick
  8. YI Dome Camera: Audio quality pick
  9. Abode Iota: Home security pick
  10. Blink Indoor: Indoor wire-free pick


1. Arlo Pro 3: Best wire-free camera

The Arlo Pro 3 is our choice for the best safety wireless camera as it requires no power cord and still outperforms the competition. Arlo also works with Amazon Alexa, Google Assistant, Apple HomeKit and Samsung SmartThings – some of the best clever handmade compatibility.

For a battery-powered camera, we think Arlo Pro 3 is an excellent option, particularly if you want a fast setup, multiple cameras and outstanding video quality. Her 2K video captures more detail and records direct video any time of day through infrared views at night and an integrated light. It also captures 1080p outside cameras.



  • 2K resolution of the video
  • 100% wireless layout
  • Flexibility indoor/outdoor
  • Intelligent home integration


  • High price
  • 2 cameras required to get the base station

Price of CCTV Camera

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2. Ring Stick Up Cam Battery: Best outdoor camera

You get a lot of versatility when you put the Ring Stick Up Cam Battery absolutely wireless. And it costs about 100 bucks, making it one of the cheapest indoor and outdoor surveillance cameras.

We agree that the Stick Up Cam Battery is ideal for those who need a budget-free wireless outdoor camera. Ring also has one of the most affordable cloud storage plans on the market, with 60 days of storage costing only $3 a month. It’s an ideal wireless phone for an Alexa smart home, but we’d rather like Google Assistant and HomeKit as well as Arlo.



  • No wrangling power cables
  • Capacity for indoor and outdoor use
  • Sensors movement-activated
  • Compatibility with Alexa


  • The battery charging process is slow
  • Short lifetime battery

Price of CCTV Camera

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Ring Stick Up Cam Battery

3. Wyze Cam Pan: Best indoor budget camera

In just three seconds, the Wyze Cam Pan can search the whole room. You can change the Pan Scan feature to scan a region to your specifications automatically.

The video tracking on a small Wi-Fi camera is also cool – the camera can follow something if a child or dog is going through the room. (No more fight about who broke the lamp.)



  • Suitable price
  • Pan Scan coverage of 360°
  • Monitoring intelligent activity
  • Cloud storage for free for 14 days


  • Power cable wired
  • Motion warnings hit/miss

Price of CCTV Camera

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Wyze Cam Pan

4. Canary: Best smart home camera

The Canary integrates home security with an intelligent home safety camera, such as an in-house siren and environmental sensors.

And don’t let you fool the thin, discreet architecture. The Canary Islands have ample coverage in this Wi-Fi camera to qualify for several big insurers’ home insurance discounts. It is basically a small safety device, right down to an emergency service loud siren and quick entry.


  • Tracking of camera, siren and climate
  • Learning technology to adapt to your customs
  • Integration of Alexa and Google
  • Clear emergency link


  • Night vision only with 20-foot range
  • Some features require a subscription
  • Smartphone app for buggies

Price of CCTV Camera

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Canary: Best smart home camera

5. Google Nest Cam IQ Indoor: High-tech pick

The indoor photo, video and sound quality of Google Nest Cam IQ are amazing. Furthermore, it has personal reminders and a built-in Google Wizard to help you monitor your smart home using it as a virtual help. The built-in Google Assistant is particularly useful — if your security camera can pull double mission, you won’t have to buy more smart speakers for your home.

For others, the $300 price tag may be worth it. But while we like the intelligent functionality and home automation usability of the Nest Cam IQ, many of the many of the cameras we looked at have a lower price than average.


  • High-quality footage
  • Alexa and other Nest products compatibility with Google Assistant.
  • Crystal clear audio from two directions
  • Architecture and aesthetics of quality


  • Superior price point
  • Needed coolest feature Nest Aware subscription

Price of CCTV Camera

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Google Nest Cam IQ Indoor

6. Reolink Argus 3: Indoor-outdoor pick

We like Reolink Argus 3, as it works both inside and outside. Its starlight vision of the night offers clear pictures with no external ambient light up to 33 feet, but there is also colour. It uses a rechargeable battery or solar power to give you plenty of versatility. In our experience, when you don’t use a solar panel accessory, the battery drains very fast.

Setup can easily be achieved using the mobile app, but at times the camera has no highly reliable Wi-Fi, which results in choppy video reproduction.

Price of CCTV Camera

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Reolink Argus 3

7. Amcrest 4MP UltraHD Indoor: Free storage pick

We’re Amcrest fans at SafeWise, and we don’t disappoint the wireless indoor surveillance camera. Thanks to its remote, simple setup and numerous video storage options, it’s one of the best available cameras for less than 100$.

All the while this camera records video problem-free, there is a substantial delay in streaming live video. The user manual is sadly difficult to follow and it is limited to rotate the camera with the Amcrest 4MP UltraHD mount on the wall. However, we also like free cloud storage and two-way conversations.

Price of CCTV Camera

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Amcrest 4MP UltraHD Indoor

8. YI Dome Camera: Audio quality pick

We think about R2-D2 by the YI Dome Camera. This is cute and looks like the kind of technology that you can count on when you can’t be at home to keep in contact with children and pets. The noise filter allows the hearing of children’s cries or talking after school with children about homework. You might assume Rover gets out of the couch.

The limitless free cloud storage is another major feature of this wireless camera. However, look if there are any recorded problems with the Android App if you’re an Android user.

New model: YI Dome Camera U

The YI Dome Camera U has recently been revealed by YI (releasing about $40 on October 20, 2020). YI Dome Camera is a physical privacy shutter that prevents the camera from recording if you want more privacy in a room.

The other additional features of the YI Dome Camera X (around $56) mimic the relatively new intelligence that helps identify people and odd sounds. In comparison to Dome Camera X, the U doesn’t record time period videos in a matter of seconds to condense hours of the picture to easy revision.

Price of CCTV Camera

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YI Dome Camera

9. Abode Iota: Home security pick

The Abode Iota is a high-end camera and protection device for home security. This portable system provides high-quality video and sensitive motion detection in two directions. It also has the option to incorporate competent surveillance 24/7. This provides you with a direct connection to help through a monitoring centre without purchasing extra safety equipment.

Best of all, skilled monitoring of Abode begins at just $8 a month, and no contract is mandatory.

Price of CCTV Camera

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Abode Iota: Home security pick

10. Blink Indoor: Indoor wire-free pick

Blink is a surveillance camera company operated by Amazon focused on budget cameras. The Blink Indoor, an attractive camera is her most recent offering. This camera can be bought for around $80, which means that its design indoors is cheaper than other wireless cameras.

Like any smart product from Amazon, this camera is less likely than third party brands to be incompatible. Connecting to Alexa and Fire TV is a smooth experience, and Alexa’s intelligent displays, like the Echo Show, are a live view.

The Blink Indoor needs a paid subscription (approximately $3 a month), but only stores about two hours of video, which is small compared with the rest of the brands. However, if you want to use an inexpensive wireless indoor security camera with Alexa, Blink indoor is a great choice.

Price of CCTV Camera

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Blink Indoor: Indoor wire-free pick


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