Although the Realtek RTL8191SE 802.11b/g/n WiFi Adapter has been on the market for a long time, many people still use it because of its excellent working ability, 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, Nowadays, more and more people are shopping online. Realtek manufacturers also take this into consideration, so they add encryption function to Realtek RTL8191SE 802.11b/g/n WiFi Adapter, 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, In order to ensure a faster network speed, the Realtek 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 Realtek RTL8191SE 802.11b/g/n WiFi Adapter is very small, The most commonly used wireless data exchange protocols are 802.11b and 802.11a. Realtek RTL8191SE 802.11b/g/n WiFi Adapter also supports these standard protocols. Using these protocols, it can be connected to various new or old router devices, As long as you install the corresponding driver and make it work normally, it will allow you to browse information on the Internet comfortably.