The QMSD22 from Qualwave is a RF Switch with Frequency DC to 50 GHz, Insertion Loss 0.3 to 1 dB, Isolation 45 to 70 dB, Supply Voltage 12 to 28 V, Supply Current 180 to 400 mA. Tags: Module with Connectors, Electro-Mechanical. More details for QMSD22 can be seen below.