The FLL13-180-150W from Sirius Microwave is a Low Pass RF Filter with Frequency 0 to 160 MHz, Stopband Frequency 250 MHz to 2 GHz, 3 dB Cutoff Frequency 185 MHz, Insertion Loss 0.45 dB, Rejection 60 dB. Tags: Module with Connector, Lumped Component Filter. More details for FLL13-180-150W can be seen below.