The KAT177553 from Konnect RF is a RF Variable Attenuator with Frequency DC to 18 GHz, Attenuation Range 0 to 11 dB, Attenuation Accuracy ±2 dB, Power 2 W, Peak Power 0.1 kW. Tags: Module with Connectors, Rotary. More details for KAT177553 can be seen below.