How Do CCTVs Work?

CCTV stands for Closed Circuit Television. The CCTV systems include CCTV cameras, video recorders, and central and remote monitoring. See the images below to have a visual interpretation of how a CCTV works.

How do CCTV cameras work
How CCTV works

Types of CCTV

How Analog CCTV Cameras Work?

Analog means the CCTV system is set up to send its signal to a digital video recorder (DVR) through BNC cable. DVR able to install 1 or more hard disk for video footage recording, and it usually supports HDMI or VGA video output, which allow central monitoring on LCD Monitor or TV. The advanced feature of DVR is remote video live streaming and playback.

How IP CCTV Cameras Work?

An IP security camera sends its signal along a network. It’s using Cat 5 or Cat 6 Cable to send a signal to a network video recorder(NVR). NVR has a similar feature with DVR (E.g HDD for video footage recording, HDMI/VGA Video output, central or remote monitoring). IP CCTV Systems have more advanced feature compare with Analog CCTV systems. It able to support higher resolution, more advanced video codec and more secured video/audio transmission.

How Wireless IP Camera Work? 

Wireless IP security cameras are easy to install. You don’t need network cabling, because of the camera able to work with the wireless router and record video footage into a Micro SD Card. In addition, wireless IP camera able to support local and remote video streaming and playback.


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Our commitment

Our sales and installation teams work together to provide dedicated consultation, development, strategy and support, which optimized our customer satisfactory. Furthermore, we provide various CCTV cameras and installation service that customer needed. We offer all kinds of products on our website such as CCTV Camera, ultra high-definition IP Camera, HD-TV, analog CCTV camera and HD Wireless IP CCTV Camera. We provide CCTV/IP camera packages up to 5MP resolution, waterproof quality, and night vision function with IR-cut, schedule-recording option. All the specifications may vary in all packages to meet customers’ requirement.

Our Product & Service

All our packages include the products, full cabling, installation, and configuration. In addition, we provide 2 years product warranty, 1st-year service warranty, and free lifetime technical support. In addition, Ceiling and wall mount installation are given for maximum coverage of the area.

We provide a variety of famous brands in CCTV industry, such as Hikvision, Dahua, Avtech, Vstarcam, SAFEVue, and more. We ensure top quality and high service standard to serve our customer better.

You may contact or visit us to let us know your requirements and your site condition, and then we will provide you the professional consultation on CCTV camera system. You can also request an obligation free site survey, our installer will visit your place and discuss with you on site.

Latest Technology

HikVision and Dahua, which are currently No. 1 and 2 surveillance system providers in the world, which are supplied and installed by us for many years. We supply, install and configure the latest IP Cameras, DVR, XVR, NVR, etc.

We always strive our best effort to provide our customers best products, latest technologies, best service and best user experience.

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