The HPF-SS-3300-60-4000-18000-SF-SF from DETI Microwave is a RF High Pass Filter with Frequency 4 to 18 GHz, Bandwidth 14000 MHz, Insertion Loss 0.7 to 1.5 dB, Power 2 W, Rejection 60 dB. Tags: Module with Connectors, Suspended Substrate Filter. More details for HPF-SS-3300-60-4000-18000-SF-SF can be seen below.