The RSF-760.000-20000-3838-TR from Raltron is a Band Pass Filter with Frequency 0.75 to 0.77 GHz, Bandwidth 20 MHz, Center Frequency 760 MHz, Insertion Loss 3.5 dB, Rejection 20 to 40 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-760.000-20000-3838-TR can be seen below.