Realtek is a manufacturer with strong technical strength. The wireless network cards it produces have always been good. One of the network cards: Realtek RTL8723DE 802.11b/g/n PCIe Adapter #2, has been recognized by many consumers, 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, 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, The original intention of Realtek manufacturer to design this wireless network card is for those who have high requirements for network speed. Realtek RTL8723DE 802.11b/g/n PCIe Adapter #2 can not only work well by itself, but also can be combined with wireless network cards of the same model to form a parallel working mode, so as to increase the bandwidth of the network, which can speed up the network data transmission speed, The most commonly used wireless data exchange protocols are 802.11b and 802.11a. Realtek RTL8723DE 802.11b/g/n PCIe Adapter #2 also supports these standard protocols. Using these protocols, it can be connected to various new or old router devices, In general, this is a good wireless network card, worth having.