The AM947S105 from Anatech Electronics is a Band Pass Filter with Frequency 935 to 960 MHz, Bandwidth 25 MHz, Center Frequency 947.5 MHz, Insertion Loss 2.6 to 3.5 dB, Upper Rejection 25 dB 980-985 MHz. Tags: Surface Mount, RF SAW Filter. More details for AM947S105 can be seen below.