The QDB-100-18000-K1-SSF from Qualwave is a DC Block with Frequency 0.1 to 18 GHz, Insertion Loss 0.2 to 0.8 dB, Breakdown Voltage 100 V, VSWR 1.20:1, 1.45:1, Operating Temperature -55 to 100 Degree C. Tags: Connectorized. More details for QDB-100-18000-K1-SSF can be seen below.