The ADB-26KMF-I from Atlantic Microwave is a DC Block with Frequency 7 kHz to 26.5 GHz, Insertion Loss 0.50 to 0.75 dB, Breakdown Voltage 75 V, VSWR 1.35:1, 1.50:1, Operating Temperature -35 to 85 Degree C. Tags: Module with Connectors, Inner DC Block. More details for ADB-26KMF-I can be seen below.