The KAT178210 from Konnect RF is a RF Variable Attenuator with Frequency 18 to 40 GHz, Attenuation Range 0 to 31.5 dB, Attenuation Accuracy ±0.3 dB, Power 0.5 W, Insertion Loss 8 dB. Tags: Module with Connectors, Digital. More details for KAT178210 can be seen below.