The ELELA2000B60A from ECHO Microwave is a Low Pass RF Filter with Frequency 1000 to 2000 MHz, Bandwidth 1000 MHz, Insertion Loss 1 dB, Rejection 60 dB min. @ 2, 500 MHz, Return Loss 15 dB. Tags: Module with Connector, Lumped Component Filter. More details for ELELA2000B60A can be seen below.