The FLL17-800Q from Sirius Microwave is a Low Pass RF Filter with Frequency 0 to 800 MHz, Stopband Frequency 1.3 to 8 GHz, 3 dB Cutoff Frequency 920 MHz, Insertion Loss 1 dB, Rejection 60 dB. Tags: Module with Connector, Lumped Component Filter. More details for FLL17-800Q can be seen below.