Body Area Network. That is a network that persists around the body. Mainly using Bluetooth as the medium but there is a move to WiFi to connect ones personal technology. It is mainly found truly satisfying by geeks, middle mamangement and men with no sex life.
a: check out checkout Jason' BAN. WOW, he's PSP is WiFi'd to N95, which he's using as boardband router and he's headphone are bluetooth ?!$%
b: He truely is a cock with no sex life, nuff said.