The AM1950S393 from Anatech Electronics is a Band Pass Filter with Frequency 1.92 to 1.98 GHz, Bandwidth 60 MHz, Center Frequency 1950 MHz, Insertion Loss 2.8 to 4.0 dB, Upper Rejection 9 dB 2000-2030 MHz. Tags: Surface Mount, RF SAW Filter. More details for AM1950S393 can be seen below.