The XLF-13H-D+ from Mini Circuits is a Low Pass RF Filter with Frequency DC to 1 GHz, Stopband Frequency 1.85 to 19 GHz, 3 dB Cutoff Frequency 1.15 GHz, Insertion Loss 1.9 dB, Rejection 34 to 50 dB. Tags: Die, Reflectionless Filter. More details for XLF-13H-D+ can be seen below.