The ZXHF-K153+ from Mini Circuits is a RF High Pass Filter with Frequency 15.3 to 30 GHz, Insertion Loss 2.2 to 3 dB, Power 1.26 W, Rejection 6.8 to 13.7 dB, Lower Rejection 6.8 to 13.7 dB @DC to 12000 MHz. Tags: Module with Connectors, Reflectionless Filter. More details for ZXHF-K153+ can be seen below.