The ST Series from Ducommun is a RF Switch with Frequency DC to 8 GHz, Insertion Loss 0.20 to 0.60 dB, Isolation 70 to 80 dB, Supply Voltage 12 to 28 V, Switching Speed 20 to 50 mS. Tags: Module with Connectors, Electro-Mechanical. More details for ST Series can be seen below.