The SW5-035045AN2NF from Narda-MITEQ is a RF Switch with Frequency 3.5 to 4.5 GHz, Insertion Loss 3.1 dB, Isolation 80 dB, Supply Current 135 mA, Control Voltage -5, 5 V. Tags: Module with Connectors, Solid State. More details for SW5-035045AN2NF can be seen below.