The F5684-120 from ARRA Inc. is a RF Variable Attenuator with Frequency 5.2 to 5.9 GHz, Attenuation Range 100 dB, Power 10 W, Peak Power 66.99 dBm, Insertion Loss 2 dB. Tags: Module with Connectors, Rotary, Continuously Variable. More details for F5684-120 can be seen below.