The BPF-A730 from Mini Circuits is a Band Pass Filter with Frequency 670 to 795 MHz, Bandwidth 125 MHz, Center Frequency 730 MHz, Insertion Loss 2.45 to 3.30 dB, Rejection 20 dB @ 610 and 910 MHz. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for BPF-A730 can be seen below.