The 8CL1780-140-CD-SFF from Quantic PMI (Planar Monolithics) is a Band Pass Filter with Frequency 1.71 to 1.85 GHz, Bandwidth 140 MHz, Center Frequency 1780 MHz, Insertion Loss 1 dB, Rejection -65dBc @ 1.572GHz -65dBc @ 2.2 to 2.4GHz. Tags: Module with Connectors, Combline Filter. More details for 8CL1780-140-CD-SFF can be seen below.