Qualcomm Atheros is a manufacturer with strong technical strength. The wireless network cards it produces have always been good. One of the network cards: Killer Wireless-n/a/ac 1525 Wireless Network Adapter, has been recognized by many consumers, It supports IEEE 802.11b/g/n/ac protocol, not only can connect to most routers, but also connect to other devices that support this protocol, such as mobile phones, wireless network cards, game consoles, etc, 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, Qualcomm Atheros 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, 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, Finally, please install the correct driver for it, so that it can exert its maximum performance.