The AM1270B1053 from Anatech Electronics is a Band Pass Filter with Frequency 1.26 to 1.27 GHz, Bandwidth 15 MHz, Center Frequency 1270 MHz, Insertion Loss 3 dB, Upper Rejection 60 dBc @ 140 MHz. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for AM1270B1053 can be seen below.
