The CA27-10 from MCLI is a RF Variable Attenuator with Frequency 6 to 10 GHz, Attenuation Range 10 dB, Attenuation Accuracy 1 dB, Power 7 W, Peak Power 64.77 dBm. Tags: Module with Connectors, Continuously Variable, Rotary. More details for CA27-10 can be seen below.