The WLJR6-6600-9600-60-40000-100 from Wainwright Instruments is a Low Pass RF Filter with Frequency DC to 6.6 / 9.6 GHz, Stopband Frequency Chosen Fco x 1.84 to 40 GHz, 3 dB Cutoff Frequency Choice of 6.6 to 9.6 GHz, Insertion Loss 0.4 to 0.5 dB, Rejection 60 dB. Tags: Module with Connector, Lumped Component Filter, Chebyshev Filter. More details for WLJR6-6600-9600-60-40000-100 can be seen below.