The 4674-50F from ARRA Inc. is a RF Variable Attenuator with Frequency 2.1 to 2.2 GHz, Attenuation Range 50 dB, Attenuation Accuracy ±1 dB, Power 10 W, Peak Power 66.99 dBm. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 4674-50F can be seen below.