The SRFBF-5H5B1J-CMBB from Suntsu Electronics Inc is a Band Pass Filter with Frequency 1160 to 1300 MHz, Bandwidth 140 MHz, Center Frequency 1230 MHz, Insertion Loss 1.9 dB, Rejection 20 to 40 dB. Tags: Ceramic, Surface Mount, Ceramic Filter. More details for SRFBF-5H5B1J-CMBB can be seen below.