The FLLE21-950 from Sirius Microwave is a Low Pass RF Filter with Frequency 0 to 800 MHz, Stopband Frequency 1 to 14 GHz, 3 dB Cutoff Frequency 950 MHz, Insertion Loss 1 dB, Rejection 30 dB. Tags: Module with Connector, Lumped Component Filter. More details for FLLE21-950 can be seen below.