The AB5785B730 from Anatech Electronics is a Band Pass Filter with Frequency 5.74 to 5.84 GHz, Bandwidth 100 MHz, Center Frequency 5785 MHz, Insertion Loss 2 dB, Lower Rejection 70 dB @ 5100-5600 MHz. Tags: Module with Connectors, Cavity Filter. More details for AB5785B730 can be seen below.