SparkFun RFM69 Breakout (915MHz) supports the RFM69HCW module that builds wireless networks for Iot applications.
XBee Pro 63mW PCB Antenna - Series 2B (ZigBee Mesh) is an antenna for the Xbee series
XBee 2mW PCB Antenna - Series 2 helps to imrpove communication channels
2mm 10pin XBee Socket is an add on component that acts as a stand for the Xbee radio
XBee 1mW Trace Antenna - Series 1 from the Xbee series is used as a communication interface.
Breakout Board is a simple design most suitable for Xbee modules.
XBee 1mW Wire Antenna - Series 1 is an easy to use communication interface.
XBee Shield V2.0 is a shield that allows other boards to be stacked on the Arduino.
The LilyPad XBee is a breakout board for the popular XBee modules. Board includes easy-to-sew tabs and all the necessary power regulation to run on the LilyPad system.
XBee Explorer USB is a plug on to the XBee series board that provides access to the pins on board.
Grove XBee Carrier is a WSN board that can be configured by an on board USB TO UART.