The MFHP-00009CSP1 from Marki Microwave is a RF High Pass Filter with Frequency 18.96 to 19.75 GHz, Return Loss 18 dB, Operating_Temperature -55 to 100 Degree C, Storage_Temperature -65 to 125 Degree C. Tags: Surface Mount. More details for MFHP-00009CSP1 can be seen below.