This is a classic network card. Although Broadcom 802.11ac Network Adapter is not the best network card in the world, its various practical functions allow you to have a stable network environment, In addition, if you are particularly concerned about security, it can provide encryption function. You can set it in the control panel of the drive device, and let it encrypt the data before transmission, Broadcom 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, It is compatible with most operating systems and can work normally even in the latest operating systems, 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, In general, this is a good wireless network card, worth having.