The ADBF 3000/1600-A from ADMOTECH is a Band Pass Filter with Frequency 2.2 to 3.8 GHz, Bandwidth 1600 MHz, Center Frequency 3 GHz, Insertion Loss 0.5 dB, Power 1 W. Tags: Module with Connectors, Cavity Filter. More details for ADBF 3000/1600-A can be seen below.