The RFVAT0204A30 from RF-Lambda is a RF Variable Attenuator with Frequency 2 to 4 GHz, Attenuation Range 30 dB, Power 1 W, P1dB 30 dBm, Insertion Loss 1.4 dB. Tags: Module with Connectors, Voltage Controlled. More details for RFVAT0204A30 can be seen below.