Dell Studio 1558 (Early 2010) - Manual (Page 162)

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Networks (LAN, Wireless, Mobile Broadband)
WPAN
NOTE:
WPAN is not supported on all computers.
WPAN (Wireless Personal Area Network) helps interconnect wireless devices
centered around your personal workspace.
WPAN technology supports communication over a short distance. Bluetooth,
used as the basis for a new standard, IEEE 802.15. is an example of WPAN.
Managing Your Network
Securing Your Network
To protect your network and computer from intrusions, install some of the
internet countermeasures that are available to help protect your network from
hackers, spyware, and invasion of your privacy.