The RSF-2442.000-78000-1411-TR from Raltron is a Band Pass Filter with Frequency 2403 to 2481 MHz, Bandwidth 78000 kHz, Center Frequency 2442 MHz, Insertion Loss 1.5 to 3.2 dB, Rejection 40 to 12 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-2442.000-78000-1411-TR can be seen below.