The FL1002 from Asartech is a Low Pass RF Filter with Frequency DC to 400 MHz, Bandwidth 400 MHz, Stopband Frequency 600 to 3000 MHz, Insertion Loss 0.5 to 1 dB, Rejection 35 to 40 dB. Tags: Module with Connector, Lumped Component Filter. More details for FL1002 can be seen below.