The AM1400B1081 from Anatech Electronics is a Band Pass Filter with Frequency 1362.5 to 1437.5 MHz, Bandwidth 75 MHz, Center Frequency 1400 MHz, Insertion Loss 1.5 dB, Rejection 20 to 50 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for AM1400B1081 can be seen below.