The XHF-53H+ from Mini Circuits is a RF High Pass Filter with Frequency 5000 to 11000 MHz, Insertion Loss 1.1 to 2.2 dB, Power 1.26 W, Rejection 36 to 54 dB, Lower Rejection 36 to 54 dB @ DC to 3100 MHz. Tags: Surface Mount, Reflectionless Filter. More details for XHF-53H+ can be seen below.