This is a classic network card. Although Realtek RTL8191SE 802.11b/g/n WiFi Adapter #3 is not the best network card in the world, its various practical functions allow you to have a stable network environment, Thanks to the use of high-quality circuit boards and various high-quality components, it can work for a long time in various environments, even if it is minus 30°, it will not be affected in any way, and it can keep the network stable, For those who like to play online games, it is recommended to choose this network card, because it will not cause your data to be delayed during transmission. Realtek RTL8191SE 802.11b/g/n WiFi Adapter #3 has a very strong anti-interference ability, even if there are several wireless devices with the same frequency nearby. The router or wireless network card will not have any impact on it, In terms of security, because it uses a complex encryption protocol, you don’t have to worry about your information being leaked online. Even if the information is intercepted by hackers, you won’t know the real content of the information, It is compatible with the current mainstream wireless protocols: 802.11b and 802.11a, so you can use it to establish network connections with various wireless routers, In general, this is a good wireless network card, worth having.