It can be used in a variety of applications due to its Shield, 2-Piece type.As it has a Surface Mount, Through Hole value, it can be used for general RF Shield.This is a RF Shield from the 20-CBS series.
21M-CBSA-1.75X3.25X0.225 Features
As a type of Shield, 2-Piece Surface Mount, Through Hole value 20-CBS
21M-CBSA-1.75X3.25X0.225 Applications
There are a lot of Leader Tech Inc. 21M-CBSA-1.75X3.25X0.225 RF Shields applications.