This is a classic network card. Although Dell Wireless 1820 802.11ac is not the best network card in the world, its various practical functions allow you to have a stable network environment, Nowadays, more and more people are shopping online. Dell manufacturers also take this into consideration, so they add encryption function to Dell Wireless 1820 802.11ac, which can encrypt data before transmitting to external devices. However, this function is not enabled by default. The encryption function will be enabled only when you set it in the control interface of the driver, If you have many wireless routers around you, it is recommended that you use a network card that supports standard wireless protocols to establish a stable network connection with these routers. Dell Wireless 1820 802.11ac supports the latest standard wireless protocols, In order to ensure a faster network speed, the Dell manufacturer uses a high-quality circuit board as the bottom plate, so that all components on the circuit board are in good working condition, and the electronic interference generated by each device in the main computer box to Dell Wireless 1820 802.11ac is very small, Because it has a relatively large signal transmission power, the heat generation is also a bit large, but fortunately, it does not affect normal use. With the support of the latest operating system, the chip will automatically reduce the frequency according to the actual situation to reduce the heat generation, In general, this is a good wireless network card, worth having.