Closed-circuit tv (CCTV), also known as video clip secu […]
Closed-circuit tv (CCTV), also known as video clip security, is making use of camera to transfer a signal to a details area, on a minimal collection of displays.
There are many different types of CCTV to choose from
HD PTZ Security Camera
Outdoor PTZ cameras provide users affordable and technical solution for your CCTV security unit as you can replace several cameras with one pan-tilt-zoom security camera. PTZ Security Cameras allow you to control the pan, tilt and zoom operations of the camera lens remotely or through a surveillance DVR or Geovision DVR PC. PTZ Cameras have the ability to move up, down, right, left, and even zoom
Bullet Security Cameras
Bullet security cameras are type video surveillance cameras that are typically small and shaped like a rifle bullet shell or lipstick case. Smaller bullet cameras are typically the diameter of a cigar, but they are shorter. Sometimes they are referred to as lipstick cameras. Bullet cameras can easily mount to ceilings or walls because most of them use a tri-axis type of mount. Not all bullet camera are small. Infrared bullet cameras tend to be larger in diameter to accommodate the additional space that their IR LEDs require.
The dome camera is one most commonly used for indoor security and surveillance. The shape of the camera makes it difficult for onlookers to tell which way the camera is facing, which is a strong piece of design, deterring criminals by creating an air of uncertainty.
Analog CCTV Cameras
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.
IP CCTV Cameras
An explosion proof ip camera Manufacturers 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.
Wireless IP Camera
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.
C-mount cameras come with detachable lenses, and thus allow users to change the lens to fit different applications.
The day/night CCTV cameras have the distinct advantage of being capable of operating in both normal and poorly-lit environments.