The CL16D54-300-CD-SFF from Quantic PMI (Planar Monolithics) is a Band Pass Filter with Frequency 16.39 to 16.69 GHz, Bandwidth 300 MHz, Center Frequency 16540 MHz, Insertion Loss 4 dB, Rejection 40dB @ DC to 16.24GHz and 40dB @ 16.84 to 40GHz. Tags: Module with Connectors, Combline Filter. More details for CL16D54-300-CD-SFF can be seen below.