The XBee Explorer USB from Sparkfun is a simple to use, USB to serial base unit for the XBee line. This unit works with all XBee modules including the Series 1 and Series 2.5, standard and Pro version. Plug the unit into the XBee Explorer, attach a mini USB cable, and you will have direct access to the serial and programming pins on the XBee unit.
The XBee Explorer USB includes an MIC5219 voltage regulator which is good for 500mA.
You get the blue board only. XBee modules and USB cable sold seperately.