The QHF-3000-18000-60 from Qualwave is a RF High Pass Filter with Frequency 3 to 18 GHz, Bandwidth 15000 MHz, Insertion Loss 1 dB, Rejection 60 dB, Lower Rejection 60 dB @ DC to 2.5 GHz. Tags: Module with Connectors. More details for QHF-3000-18000-60 can be seen below.