The 8C1575-20-CD-SFF from Quantic PMI (Planar Monolithics) is a Band Pass Filter with Frequency 1.57 to 1.59 GHz, Bandwidth 20 MHz, Center Frequency 1575 MHz, Insertion Loss 1.5 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for 8C1575-20-CD-SFF can be seen below.