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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>Bluetooth</title></head>
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<body><h1 style="font-family: Verdana;"><font size="-1"><a name="Bluetooth"></a>Bluetooth</font></h1><font size="-1"><span style="font-family: Verdana;">Bluetooth is a short
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range wireless technology that connects mobile phones, palm top
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computers or even digital cameras. Bluetooth-enabled cellphones have a
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built-in Bluetooth chip that uses wireless frequency for transferring
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the data between two or more cellphones, PCs or other Bluetooth enabled
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devices.</span><br style="font-family: Verdana;"><br style="font-family: Verdana;"><span style="font-family: Verdana;">Bluetooth devices have an important feature called "Class" that determines their effectiveness.</span><br style="font-family: Verdana;"><br style="font-family: Verdana;"><span style="font-weight: bold; font-family: Verdana;">Class</span><span style="font-family: Verdana;"> - It is the range or distance at which the device can establish a connection. </span><br style="font-family: Verdana;"><br style="font-family: Verdana;"></font><table style="font-family: Verdana;" border="1" cellpadding="2" cellspacing="2" width="100%">
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<tbody><tr><td style="font-weight: bold;"><font size="-1">Class </font></td><td style="font-weight: bold;"><font size="-1">Range</font></td></tr>
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<tr><td><font size="-1">Class1 </font></td><td><font size="-1">100m</font></td></tr>
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<tr><td><font size="-1">Class2 </font></td><td><font size="-1">10m</font></td></tr>
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<tr><td><font size="-1">Class3 </font></td><td><font size="-1">1m</font></td></tr>
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</tbody></table><font size="-1"><span style="font-family: Verdana;">See Also</span><br style="font-family: Verdana;"><span style="font-weight: bold; font-family: Verdana;"></span><a style="font-family: Verdana;" href="http://en.wikipedia.org/wiki/Bluetooth">Bluetooth</a></font></body></html>
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