The FIL0019 from SUNGSAN is a Band Pass Filter with Frequency 27.7 to 28.3 GHz, Insertion Loss 0.8 dB, Rejection 20 to 30 dB, Upper Rejection 20 dB, Lower Rejection 30 dB. Tags: Module with Connectors, Cavity Filter. More details for FIL0019 can be seen below.