The AB5850B774 from Anatech Electronics is a Band Pass Filter with Frequency 5.85 to 5.86 GHz, Bandwidth 10 MHz, Center Frequency 5850 MHz, Insertion Loss 1.75 dB, Upper Rejection 40 dB @ 5870-6200 MHz. Tags: Module with Connectors, Cavity Filter. More details for AB5850B774 can be seen below.