The F4674-20 from ARRA Inc. is a RF Variable Attenuator with Frequency 2.2 to 2.3 GHz, Attenuation Range 20 dB, Attenuation Accuracy ±0.3 dB, Power 10 W, Peak Power 66.99 dBm. Tags: Module with Connectors, Rotary, Continuously Variable. More details for F4674-20 can be seen below.