The QMSD2KH from Qualwave is a RF Switch with Frequency DC to 40 GHz, Insertion Loss 0.35 to 0.70 dB, Isolation 60 to 70 dB, Supply Voltage 12 to 28 V, Supply Current 180 to 400 mA. Tags: Module with Connectors, Electro-Mechanical. More details for QMSD2KH can be seen below.