The Surface Mount allows it to be used for RF Antennas in general.ANT is a series of Antenna RFs.Tape & Reel (TR) solid enclosure protects the RF modulator.
ANT161575ST-1202A1 Features
With Surface Mount ANT series
ANT161575ST-1202A1 Applications
There are a lot of TDK Corporation ANT161575ST-1202A1 RF Antennas applications.