This is a classic network card. Although Qualcomm Atheros AR5005G Wireless Network Adapter is not the best network card in the world, its various practical functions allow you to have a stable network environment, 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, If you like to watch high-definition network video, Qualcomm Atheros AR5005G Wireless Network Adapter card can meet your requirements. As it is very fast, it has strong anti-interference ability against electricity, and can shield most of the current magnetic field around it, The most commonly used wireless data exchange protocols are 802.11b and 802.11a. Qualcomm Atheros AR5005G Wireless Network Adapter also supports these standard protocols. Using these protocols, it can be connected to various new or old router devices, 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, It is a very cost-effective network card. Thank you Qualcomm Atheros manufacturer for providing us with such a useful network card.