The QP-FLLPM-0020-01 from QP Microwave is a Low Pass RF Filter with Frequency DC to 20 GHz, 3 dB Cutoff Frequency 22 GHz, Insertion Loss 1.75 dB, Rejection 16 to 30 dB, VSWR 1.40:1, 1.80:1. Tags: Module with Connector. More details for QP-FLLPM-0020-01 can be seen below.