xB-Buddy is the compact, cable-less version of FTDI cable, combined with XBee breakout board. Just plug the unit directly to USB Port on the PC, laptop.
xB-Buddy is not only useful for programming Arduino clone, but also a great device to communicate with any TTL serial device, such as a microcontroller to computer, GPS data, etc.
xB-Buddy also provided the sockets compatible with XBee modules, Standard or Pro Series (1 and 2.5), the same socket that is also compatible with RN-XV WiFly Module (WI-FI module with 802.15.4 architecture)
Dimension: 1.92 x 1.06 inches[48.768 x 26.924mm]