The 4804-10X from ARRA Inc. is a RF Variable Attenuator with Frequency 2.5 to 4 GHz, Attenuation Range 10 dB, Power 5 W, Peak Power 64.77 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Rotary, Continuously Variable. More details for 4804-10X can be seen below.