The RF Board is convenient for international shipping since it is packaged in Module.RF Type Transceiver; 802.11 b/g (Wi-Fi, WiFi, WLAN) from the Evaluation board.As you may know, this RF Board comes from the well-known -- series product line.
RN-131-EK Features
Packed in Module Transceiver; 802.11 b/g (Wi-Fi, WiFi, WLAN) Type
RN-131-EK Applications
There are a lot of Microchip Technology RN-131-EK RF Boards applications.