The SFLSR-1E1B Series from Suntsu Electronics Inc is a Band Pass Filter with Frequency 722 to 2655 MHz, Bandwidth 9 MHz / 100 MHz, Insertion Loss 1.3 to 2.8 dB, Power 0.031 W, Operating_Temperature -40 to 85 Degree C. Tags: Surface Mount, RF SAW Filter. More details for SFLSR-1E1B Series can be seen below.