The SW3-005020RI4NM from Narda-MITEQ is a RF Switch with Frequency 500 MHz to 2 GHz, Insertion Loss 1.5 dB, Isolation 80 dB, Supply Current 85 mA, Control Voltage -12, 12 V. Tags: Module with Connectors, Solid State. More details for SW3-005020RI4NM can be seen below.