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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html><head><meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"><title>USB</title></head>
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<html><head><meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"><title>USB</title></head>
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<body><h1><a name="USB"></a>USB</h1>Universal Serial Bus (USB) is a
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<body><h1><a name="USB"></a>USB</h1>Universal Serial Bus (USB) is a
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popular wired mechanism for data transfer between two electronic
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popular wired mechanism for data transfer between two electronic
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devices like computers and cellphones. A USB cable has connections at
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devices like computers and cellphones. A USB is more
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both the ends that are used to connect the two devices. A USB is more
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efficient than other mechanisms like Bluetooth because it consumes less
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efficient than other mechanisms like Bluetooth because it consumes less
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power and the data can be transferred at a higher rate.<br><br>The 2.0
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power and the data can be transferred at a higher rate.<br><br>The 2.0
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version of USB has a data rate of 480Mbps, which is 40 times faster
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version of USB has a data rate of 480Mbps, which is 40 times faster
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than USB 1.0 or 1.1 versions of 12Mbps speed. The USB 2.0 ports are
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than USB 1.0 or 1.1 versions of 12Mbps speed. The USB 2.0 ports are
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also backward compatible with 1.0 or 1.1. You can also charge devices
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also backward compatible with 1.0 or 1.1. You can also charge devices
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