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Bluetooth: Devices
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Certain Bluetooth features including those listed may not be supported by all compatible Bluetooth- enabled devices, and/or the functionality of such features may be limited in certain devices, or by certain wireless carriers. Contact your wireless carrier about feature availability and functionality.
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A Bluetooth profile is a wireless interface specification for Bluetooth-based communication between devices. In order to use Bluetooth technology, a device must be compatible with the subset of Bluetooth profiles necessary to use the desired services.
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The Bluetooth system provides a point-to-point connection (only two Bluetooth units involved), or a point-to-multipoint connection. In the point-to-multipoint connection the connection is shared among several Bluetooth devices. The following example shows how to obtain the list of active baseband connections for the local device:
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The networks of Bluetooth feature dynamic topology called PAN or a piconet. The piconets contain aminumum of two and a maximum of eight peer devices. The devices will communicate using protocols that are part of the specification.
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Bluetooth is a short-range, secure and simple wireless technology. It's a low-power, low-cost way for electronic devices to connect and exchange information with one another, without the use of wires or cables.
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Although the Bluetooth standard utilizes the same 2.4 Ghz range as 802.11b and 802.11g, Bluetooth technology is not a suitable Wi-Fi replacement. Compared to Wi-Fi, Bluetooth networking is much slower, a bit more limited in range, and supports many fewer devices.
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