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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>Bluetooth</title></head>
<body><h1><a name="Bluetooth"></a>Bluetooth</h1>Bluetooth is a short
range wireless technology that connects mobile phones, palm top
computers or even digital cameras. Bluetooth-enabled cellphones have a
built-in bluetooth chip that uses wireless frequency for transferring
the data between two or more cellphones, PCs or other Bluetooth enabled
devices.<br><br>Bluetooth devices have an important feature called "Class" that determines their effectiveness.<br><br><span style="font-weight: bold;">Class</span> - It is the range or distance at which the device can establish a connection. <br><br><table border="1" cellpadding="2" cellspacing="2" width="100%">
<tbody><tr><td style="font-weight: bold;">Class </td><td style="font-weight: bold;">Range</td></tr>
<tr><td>Class1 </td><td>100m</td></tr>
<tr><td>Class2 </td><td>10m</td></tr>
<tr><td>Class3 </td><td>1m</td></tr>
</tbody></table><br><img style="width: 384px; height: 316px;" alt="" src="image/bluetooth3.jpg" border="0"><br>See Also<br><span style="font-weight: bold;"><br></span><a href="http://en.wikipedia.org/wiki/Bluetooth">Bluetooth</a></body></html>