The RSF-2593.000-194000-1411-TR from Raltron is a Band Pass Filter with Frequency 2496 to 2690 MHz, Bandwidth 194 MHz, Center Frequency 2593 MHz, Insertion Loss 2.4 to 3.5 dB, Rejection 45 to 16 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-2593.000-194000-1411-TR can be seen below.