1. Pay attention to whether the HDMI interface is the only digital interface that can transmit audio and video signals at the same time. It not only simplifies the connection, reduces the burden of your connection, but also provides a large digital signal transmission. Bandwidth, stressing the importance of this interface is mainly due to the fact that new and future CD players, computers, home theaters and other devices will actively adopt this interface, and the application of this interface to connect with these devices will undoubtedly get the best. Effect. So make sure you need an HDMI interface before purchasing, which can reduce your chances of regret after purchase.
2. Pay attention to the actual resolution LCD TV's actual resolution refers to the resolution that LCD TV itself can achieve. Generally, you should choose a resolution of 1280*768 or higher. The products above this resolution are watching HDTV and doing computer. The effect of the multimedia terminal will be much better. It should be noted that some manufacturers input the compatible signals to blind consumers, and must distinguish the difference between the actual resolution and the compatible signal input. Also, due to the working principle of the liquid crystal, the resolution of the LCD TV is fixed, and its optimal resolution is its actual resolution, and when we connect with the computer, it is best to choose the closest resolution to the LCD TV. Resolution setting. At present, LCD TVs mainly have several common resolutions such as 800×600, 1280×768 and 1366×768.
3. Brightness, contrast, and viewing angle Manufacturers often exaggerate their brightness and contrast. Generally speaking, the brightness is 500 lumens, and the contrast ratio of 600:1 or above is good. In fact, consumers can directly ignore the brightness and contrast parameters provided by the manufacturer (too fake), directly based on their own visual experience, the method is to view the screen display brightness and contrast at a distance of 5 meters, pay attention to some dark scenes Detailed performance, do a few more product comparisons, so that after you come down, you know whether you will buy LCD TVs in terms of brightness and contrast can make you satisfied. The viewing angle of the current LCD panel is generally above 170. The problem to be noted is that when viewing from the side, pay attention to whether the screen on the left and right of the screen is clear, whether the brightness is different, and choose the product with the smallest difference.
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