The QMS8S from Qualwave is a RF Switch with Frequency DC to 18 GHz, Insertion Loss 0.2 to 0.6 dB, Isolation 60 to 75 dB, Supply Voltage 12 to 28 V, Supply Current 100 to 290 mA. Tags: Module with Connectors, Multi Configuration. More details for QMS8S can be seen below.