The 5-68M 4-20X from ARRA Inc. is a RF Variable Attenuator with Frequency 5.4 to 11 GHz, Attenuation Range 20 dB, Power 5 W, Peak Power 64.77 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Continuously Variable, Rotary, Motorized. More details for 5-68M 4-20X can be seen below.