This is a classic network card. Although Microsoft Wi-Fi Direct Virtual Adapter #19 is not the best network card in the world, its various practical functions allow you to have a stable network environment, In order to ensure a faster network speed, the Microsoft 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 Microsoft Wi-Fi Direct Virtual Adapter #19 is very small, The most commonly used wireless data exchange protocols are 802.11b and 802.11a. Microsoft Wi-Fi Direct Virtual Adapter #19 also supports these standard protocols. Using these protocols, it can be connected to various new or old router devices, This network card also does a good job in terms of security. When it is connected to the router, it uses encryption algorithms to encrypt data by default, allowing you to browse information online with more confidence, It is made of a multi-layer PCB board, which can shield most of the external electronic interference, and its stability is very high. Even if there is a wall, it can receive most of the signal from the router, It is a very cost-effective network card. Thank you Microsoft manufacturer for providing us with such a useful network card.