The MVC020040F60 from Meuro Microwave is a RF Variable Attenuator with Frequency 2 to 4 GHz, Attenuation Range 0 to 60 dB, Power 0.5 W, Insertion Loss 1.0 dB, Control Voltage 0 to 5 V. Tags: Module with Connectors, Voltage Controlled. More details for MVC020040F60 can be seen below.