The following USB adaptors should work with the wireless on the Popcornhour

TP Link
TL-WN620G – 802.11b/g USB2.0 AR5005UG Super G

D-Link
DWL-G132 Wireless USB Adapter AirplusXtreme G(tm)

Netgear
WPN111 RangeMax WPN111 Wireless USB 2.0 Adapter
WG111T 108Mbps Wireless USB 2.0 Adapter

TRENDnet
TEW-444UB – 108Mbps 802.11g Wireless USB Adapter

 

 

All of these are availiable from Amazon