The BPF-B190 from Mini Circuits is a Band Pass Filter with Frequency 185 to 195 MHz, Bandwidth 10 MHz, Center Frequency 190 MHz, Insertion Loss 3.75 to 3.85 dB, Rejection 20 dB @ 170 and 212 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BPF-B190 can be seen below.