The LED display industry has developed rapidly in recent years and has reached a certain saturation period! Among them, the control card system of LED display: wireless GPRS control card has quickly occupied the market, has unified management, cluster sending function, suitable for long distance and needs The unified control display has been widely used in various industries. What are the points of the wireless GPRS control card?
The biggest feature of the wireless GPRS control card is that it can release information in a cluster and display the information in real time through GPRS wireless technology.
First, the wireless GPRS control card sends information to the server through the computer, and then the server sends it to the control card, so it must have a stable server;
Second, pay attention to the country in which the selected LED control card is used. The needs of each country are based on their local mobile phone frequency band. If it is used abroad, you must tell the manufacturer to let him debug it.
Third, we must pay attention to whether there is anti-interference design, suitable for the application needs of the electromagnetic environment;
Fourth, whether it is possible to send information offline and view historical programs;
Fifth, it is necessary to pay attention to whether the information can be sent in real time when the information is sent and received, and the terminal can receive the information in real time;
Sixth, we must pay attention to whether confidentiality protection is in place and prevent spam from entering;
Seventh, pay attention to whether online remote configuration. For multiple terminals, whether online remote information configuration can be performed, including screen size change, data bit, OE bit change;
Eighth, we must pay attention to the use of the late LED control card , whether it can be online remote rise.
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