Wholesale China Waterproof Wired IR Security Outdoor CCTV Camera with Waterproof + Weatherproof, PAL TV system with 1/3 Inch SONY CCD.
Knowledge of CCTV Cameras
Generally refers to used closed-circuit television outside broadcast television, such as the Industrial television, military television, medical television, underwater television.
The simplest is to use a closed-circuit television cameras will capture the signal sent to the monitor via cable TV, and it can capture the signal sent through the multi-channel distribution amplifier to use multiple monitors.
CCTV a very wide range of applications and are growing at an unprecedented rate, it can be said in various sectors in the national economy, any places where the use of modern technology, is inseparable from closed-circuit television. China Manufacturer Specification TV system: PAL Horizontal Definition: 420TV Lines Image Device: 1/3 Inch SONY CCD Angular Field of View: 52 deg Minimum Illumination: 0.5 Lux f=4mm White Balance: Auto S/N Ratio: