The RSF-2605.000-140000-1109-TR from Raltron is a Band Pass Filter with Frequency 2535 to 2675 MHz, Bandwidth 140 MHz, Center Frequency 2605 MHz, Insertion Loss 2.0 to 2.5 dB, Rejection 38 to 18 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-2605.000-140000-1109-TR can be seen below.