Kent Analyst Groping xbee breadboard adapter Excellent analyse from now on
Amazon.com: XBee USB Adapter, XBee USB Interface UART Communication Board Module @XYG : Electronics
Amazon.com: XBee USB Adapter UART Communication Board XBee Interface USB Interface Onboard Buttons/LEDs for Easy Testing,Program/Configure XBee Module : Electronics
XBee Adapter Board - Parallax
Marc's Blog: arduino - PC/Breadboard Xbee Adapters: Sparkfun and Adafruit