The AE88L9246 from Anatech Electronics is a Low Pass RF Filter with Frequency DC to 88.1 MHz, 3 dB Cutoff Frequency 88.1 MHz, Insertion Loss 3 dB, Rejection 40 dB, Power 10 W. Tags: Module with Connector, Lumped Component Filter. More details for AE88L9246 can be seen below.