The SR-2in-B-A-I from RLC Electronics is a RF Switch with Frequency DC to 12.4 GHz, Insertion Loss 0.3 to 0.6 dB, Supply Voltage 12 to 28 Vdc, Operating Temperature -55 to 85 Degree C. Tags: Module with Connectors, Electro-Mechanical. More details for SR-2in-B-A-I can be seen below.