The 4684-10G from ARRA Inc. is a RF Variable Attenuator with Frequency 3.5 to 4.5 GHz, Attenuation Range 10 dB, Power 10 W, Peak Power 66.99 dBm, Insertion Loss 0.6 dB. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 4684-10G can be seen below.