The 9CL1D8G-180-CD-SFF from Quantic PMI (Planar Monolithics) is a Band Pass Filter with Frequency 1.71 to 1.89 GHz, Bandwidth 180 MHz, Center Frequency 1800 MHz, Insertion Loss 4 dB, Rejection 60dB @ 1.6GHz and 60dB @ 2.0GHz. Tags: Module with Connectors, Combline Filter. More details for 9CL1D8G-180-CD-SFF can be seen below.