The BPF-A175 from Mini Circuits is a Band Pass Filter with Frequency 170 to 180 MHz, Bandwidth 10 MHz, Center Frequency 175 MHz, Insertion Loss 3.15 to 3.16 dB, Rejection 20 dB @ 154 and 200 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BPF-A175 can be seen below.