The AM1565B1265 from Anatech Electronics is a Band Pass Filter with Frequency 1.52 to 1.62 GHz, Bandwidth 100 MHz, Center Frequency 1565 MHz, Insertion Loss 1.0 dB, Upper Rejection 20 dB 1800 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM1565B1265 can be seen below.