The CBP-670F+ from Mini Circuits is a Band Pass Filter with Frequency 645 to 695 MHz, Center Frequency 670 MHz, Insertion Loss 1.90 to 3 dB, Upper Rejection 20 to 29.1 dB, Lower Rejection 20.0 to 31.6 dB. Tags: Surface Mount, Ceramic Filter. More details for CBP-670F+ can be seen below.