The QMS12S from Qualwave is a RF Switch with Frequency DC to 16 GHz, Insertion Loss 0.2 to 0.6 dB, Isolation 60 to 70 dB, Supply Voltage 12 to 28 V, Supply Current 100 to 290 mA. Tags: Module with Connectors, Multi Configuration. More details for QMS12S can be seen below.