The 68M4-10 from ARRA Inc. is a RF Variable Attenuator with Frequency 8 to 12.4 GHz, Attenuation Range 10 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 68M4-10 can be seen below.