The 2SB Series from Ducommun is a RF Switch with Frequency DC to 3 GHz, Insertion Loss 0.15 to 0.30 dB, Isolation 80 to 90 dB, Supply Voltage 12 to 28 V, Switching Speed 15 to 35 mS. Tags: Module with Connectors, Electro-Mechanical. More details for 2SB Series can be seen below.