The ZXHF-K143M+ from Mini Circuits is a RF High Pass Filter with Frequency 13900 to 19000 MHz, Insertion Loss 2 to 4 dB, Power 1 W, Rejection 21 to 27 dB, Lower Rejection 21 to 27 dB @DC to 9000 MHz. Tags: Module with Connectors, Reflectionless Filter. More details for ZXHF-K143M+ can be seen below.