The Cob-fcer-123 from CAES is a Band Pass Filter with Frequency 1.596 to 1.610 GHz, Bandwidth 14 MHz, Center Frequency 1603 MHz, Insertion Loss 2.5 dB, Rejection 1 to 40 dBc. Tags: Surface Mount, Ceramic Filter, Dielectric Resonator Filter. More details for Cob-fcer-123 can be seen below.