The RSF-2441.800-83500-1411-TR from Raltron is a Band Pass Filter with Frequency 2.4 to 2.48 GHz, Bandwidth 83.5 MHz, Center Frequency 2441.8 MHz, Insertion Loss 1.8 to 2.8 dB, Rejection 28 to 20 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-2441.800-83500-1411-TR can be seen below.