The BPF-B157 from Mini Circuits is a Band Pass Filter with Frequency 151 to 163 MHz, Bandwidth 12 MHz, Center Frequency 157 MHz, Insertion Loss 2.39 to 2.41 dB, Rejection 20 dB @ 131 and 187 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BPF-B157 can be seen below.