Shipping overseas is convenient since the RF Board is packed in DIP.There are 0 pins on this high power RF circuit board.There should be 125°C more than 125°C degrees Celsius in the RF circuit board.The Evaluation board type is Receiver.Try searching with AD6688 to find RF Board variants.
AD6688-3000EBZ Features
Packed in DIP 0 pins 125°C degrees Celsius Receiver Type
AD6688-3000EBZ Applications
There are a lot of Analog Devices Inc. AD6688-3000EBZ RF Boards applications.