The ADBF 5250/1500-A from ADMOTECH is a Band Pass Filter with Frequency 4.5 to 6 GHz, Bandwidth 1500 MHz, Center Frequency 5.25 GHz, Insertion Loss 0.5 dB, Power 1 W. Tags: Module with Connectors, Cavity Filter. More details for ADBF 5250/1500-A can be seen below.