The BPF-C650 from Mini Circuits is a Band Pass Filter with Frequency 560 to 870 MHz, Bandwidth 310 MHz, Center Frequency 650 MHz, Insertion Loss 0.82 to 1.16 dB, Rejection 20 dB @ DC-365 and 965-2700 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BPF-C650 can be seen below.