The ZXLF-K192+ from Mini Circuits is a Low Pass RF Filter with Frequency DC to 1.9 GHz, Stopband Frequency 3.48 to 25 GHz, 3 dB Cutoff Frequency 2.4 GHz, Insertion Loss 1.8 to 2.5 dB, Rejection 12 to 22 dB. Tags: Module with Connector, Reflectionless Filter. More details for ZXLF-K192+ can be seen below.