The WBLB-T-HP-8-S from A-Info is a RF High Pass Filter with Frequency 8.8 to 18 GHz, Power 15 W, Rejection 45 dB, VSWR 2.00:1, Operating_Temperature -40 to 80 Degree C. Tags: Module with Connectors, Suspended Substrate Filter. More details for WBLB-T-HP-8-S can be seen below.