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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html><head><meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"><title>USB</title></head><body><h1><a name="USB"></a>USB</h1>Universal Serial Bus (USB) is apopular wired mechanism for data transfer between two electronicdevices like computers and cellphones. A USB cable has connections atboth the ends that are used to connect the two devices. A USB is moreefficient than other mechanisms like Bluetooth because it consumes lesspower and the data can be transferred at a higher rate.<br><br>The 2.0version of USB has a data rate of 480Mbps, which is 40 times fasterthan USB 1.0 or 1.1 versions of 12Mbps speed. The USB 2.0 ports arealso backward compatible with 1.0 or 1.1. You can also charge deviceslike mobile phones by connecting them to a PC via USB.<br><br><p class="MsoNormal"><img style="width: 262px; height: 226px;" alt="" src="image/USB%20Cable%20%28high-res%29.jpg" border="0"></p>See Also<br><span style="font-weight: bold;"><span style="text-decoration: underline;"></span></span><a href="http://en.wikipedia.org/wiki/Universal_Serial_Bus"><br style="font-weight: bold;">Universal Serial Bus</a></body></html>