![]() Using 5GHz frequency band, the transmission speed of 54mbps and is not compatible with 802.11b. The performance basically see in the usage environment. ![]() Actually these kinds of wireless wifi adapter is in low difference of price, in the performance / function is also similar, everyone can select wifi adapter on demand.įrom the speed point of view, the mainstream wireless wifi adapter rate of 108M, 150M, 300M, 450M, 600M. The advantage is that you do not need to take a PC card or USB slot and go through the trouble of carrying a PC card or USB card. In addition, there is MINI-PCI wifi adapter which is used in the wide range of laptops. ![]() In the choice of wifi adapter you should pay more attention to whether it is USB2.0 interface, because only USB2.0 protocol or USB3.0, it can meet the needs of 802.11g, 802.11n and 802.11ac. USB wireless adapter also called usb wifi dongle, this type wifi dongle can use on desktop computer or laptop that as long as completing installation of NIC driver. Now mainly introduce the USB wifi dongle which is common used mostly. Wireless wifi adapter(wifi dongle)according to the interface is different, mainly divided into several types of products: PCMCIA wifi dongle, PCI wifi dongle, USB wifi dongle and CF/ISA wifi dongle.
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