The ZXLF-K14+ from Mini Circuits is a Low Pass RF Filter with Frequency DC to 10 GHz, Stopband Frequency 16.5 to 24.2 GHz, 3 dB Cutoff Frequency 12.5 GHz, Insertion Loss 1.4 to 2.5 dB, Rejection 16 to 22 dB. Tags: Module with Connector, Reflectionless Filter. More details for ZXLF-K14+ can be seen below.