The SEMS-4057-SPDT-N from Fairview Microwave is a RF Relay with Frequency DC to 12.4 GHz, Voltage 10.2 to 13 V, Current 310 mA, Power 200 to 700 W, Insertion Loss 0.15 to 0.5 dB. Tags: Connectorized. More details for SEMS-4057-SPDT-N can be seen below.