Shipping overseas is convenient since the RF Board is packed in SMD/SMT.There are 0 pins on this high power RF circuit board.The Evaluation board type is Multiplier.Try searching with HMC445 to find RF Board variants.
106137-HMC445LP4 Features
Packed in SMD/SMT 0 pins Multiplier Type
106137-HMC445LP4 Applications
There are a lot of Analog Devices Inc. 106137-HMC445LP4 RF Boards applications.