The first devices using <A HREF="http://news.zdnet.com/2100-9584_22-6046560.html?tag=zdnn.alert">a wireless version of the Universal Serial Bus</A> connection technology will begin arriving in the third quarter, the leader of an industry group overseeing the standard said Monday. Wireless USB promises help for consumers frustrated with PCs sprouting a profusion of cables linking their PCs with printers, digital cameras, music players and external disk drives, said Jeff Ravencraft, chairman of the USB Implementers Forum and an Intel technology strategist. Wireless USB permits the same 480 megabits-per-second data transfer speed as the current wired USB 2.0 standard, but requires small radios inside PCs or devices rather than the cables.