This is a classic network card. Although Realtek RTL8192CU Wireless LAN 802.11n USB 2.0 Network Adapter - Packet Scheduler Miniport is not the best network card in the world, its various practical functions allow you to have a stable network environment, It is compatible with most operating systems and can work normally even in the latest operating systems, Realtek manufacturers have built it into a high-speed wireless network card. It can automatically compress data according to actual usage, so that your data can be quickly sent to the network. If you want to use this function, you must install the specific driver provided by the manufacturer, Due to the low power consumption of this network card, even if the computer is running for a long time, the network data can be transmitted smoothly, and the data loss rate is very low. In such a low power consumption situation, achieving this level really makes People admire, Nowadays, more and more people are shopping online. Realtek manufacturers also take this into consideration, so they add encryption function to Realtek RTL8192CU Wireless LAN 802.11n USB 2.0 Network Adapter - Packet Scheduler Miniport, 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, Finally, please install the correct driver for it, so that it can exert its maximum performance.