What is a SIM card?
Clear explanations from basic knowledge to practical applications and selection methods for businesses!
A SIM card is a small IC card necessary for receiving communication services provided by major carriers and MVNOs. With the principle of mandatory SIM unlocking implemented on October 1, 2021, switching communication services has become easier. Some may be considering the introduction of SIM cards for employees and may want to know the basic knowledge and how to choose them. By understanding the mechanism of SIM cards, how to differentiate their use, and how to utilize and select them for businesses, it becomes easier to choose the appropriate communication services for your company. Let's focus on corporate data SIMs, closed network connections, and Wi-Fi access points to establish a comfortable communication environment anywhere. This article introduces the basic knowledge of SIM cards, the current state of SIM locks and SIM-free options, and how to choose communication services that are advantageous in business settings. *For detailed content of the column, you can view it through the related links. For more information, please download the PDF or feel free to contact us.
basic information
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*You can view the detailed content of the column through the related link. For more information, please download the PDF or feel free to contact us.*
