The ZXHF-K252+ from Mini Circuits is a RF High Pass Filter with Frequency 2460 to 10400 MHz, Insertion Loss 1.4 to 2.8 dB, Power 2 W, Rejection 10 to 13 dB, Lower Rejection 10 to 13 dB @DC to 1520 MHz. Tags: Module with Connectors, Reflectionless Filter. More details for ZXHF-K252+ can be seen below.