The AM1882B1608 from Anatech Electronics is a Band Pass Filter with Frequency 1.85 to 1.915 GHz, Bandwidth 65 MHz, Center Frequency 1882.5 MHz, Insertion Loss 3 dB, Rejection 20 to 35 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for AM1882B1608 can be seen below.