802.11b
802.11b was developed at the same time as the A standard. Because it was less expensive to develop, 802.11b is the standard that most vendors first developed for home networking. As a result, 802.11b is also the first standard that enjoyed widespread adoption and is still widely used in home networking and Internet hotspots (Internet cafés and public wireless locations) today. This standard operates at 2.4 GHz and offers up to 11 Mbps of performance.
802.11b is the slowest of the main wireless standards but it is also the least expensive and most widely deployed. Keep in mind, though, that the speed of the B standard (11 Mbps) is still faster than most forms of high-speed Internet access, so the only limitation will be the applications ...
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