Sanyo PRO-200

Even if they do manage to create a direct talk mode for CDMA -- which would be a MAJOR technological advance, just like the fast PTT QCHAT that runs over the internet on the Rev A network is a major advance-- direct talk users on CDMA frequencies would still not be able to scan for channels in use by emergency personnel during a disaster when the national network is down, which is one of the main attractions of Nextel Direct Talk, because emergency responders using Direct Talk would still be operating on the iDEN frequency.