The AB5725B769 from Anatech Electronics is a Band Pass Filter with Frequency 5.72 to 5.73 GHz, Bandwidth 10 MHz, Center Frequency 5725 MHz, Insertion Loss 1.75 dB, Upper Rejection 40 dB @ 5745-6200 MHz. Tags: Module with Connectors, Cavity Filter. More details for AB5725B769 can be seen below.