The HP-26D5G-40G-CD-292FM from Quantic PMI (Planar Monolithics) is a RF High Pass Filter with Frequency 26.5 to 40 GHz, Insertion Loss 2 dB, Rejection 54 dB @ 20 GHz, VSWR 2.00:1, Operating_Temperature -55 to 85 Degree C. Tags: Module with Connectors. More details for HP-26D5G-40G-CD-292FM can be seen below.