The AB5510B563 from Anatech Electronics is a Band Pass Filter with Frequency 5.5 to 5.52 GHz, Bandwidth 20 MHz, Center Frequency 5510 MHz, Insertion Loss 1.75 dB, Upper Rejection 20 dB 5530-6200 MHz. Tags: Module with Connectors, Cavity Filter. More details for AB5510B563 can be seen below.