The KGZ204 from Clear Microwave, Inc is a DC Block with Frequency 20 MHz to 4 GHz, Insertion Loss 0.3 to 0.4 dB, Breakdown Voltage 100 V, Input Power (Avg) 80 W, VSWR 1.08:1, 1.18:1. Tags: Module with Connectors, Through Hole Mount, Inner DC Block. More details for KGZ204 can be seen below.