The AB5700B768 from Anatech Electronics is a Band Pass Filter with Frequency 5.7 to 5.71 GHz, Bandwidth 10 MHz, Center Frequency 5700 MHz, Insertion Loss 1.75 dB, Upper Rejection 40 dB @ 5720-6200 MHz. Tags: Module with Connectors, Cavity Filter. More details for AB5700B768 can be seen below.