The ZDB2S-12-YA from ZTS Technologies is a DC Block with Frequency 10 MHz to 12.4 GHz, Insertion Loss 0.60 dB, Breakdown Voltage 50 to 250 V, Input Power (Avg) 2 Watts, VSWR 1.35:1. Tags: Connectorized, Inner DC Block. More details for ZDB2S-12-YA can be seen below.