cdneng2 writes "Yahoo!/Reuters has an article on the a new official wireless LAN/broadband adapter for the Xbox, details of which were unintentionally leaked on the FCC's website ahead of Microsoft's product unveiling. There's even a
picture of the adapter, which has '54 Mbps' printed on it, in a Digitimes.com article."
According to this latter story, "The chipset in the MN-740 wireless adapter appears to be supplied by Atheros Communications, possibly its 2.4GHz AR5002AP-G chip, which supports 802.11b/g. The device also features user-configurable 128-bit WEP (wired equivalent privacy) security."