Elecraft KBT1 internal battery option $40 Elecraft KSB2 SSB option $85 Elecraft KIO2 RS-232 Interface $85 all unbuilt, and all prices includes conus shipping. Thanks! LL/K3ESE __________________________________ Do you Yahoo!? Plan great trips with Yahoo! Travel: Now over 17,000 guides! http://travel.yahoo.com/p-travelguide