The KAT-20-D+ from Mini Circuits is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 19.3 to 20 dB, Power 0.6 to 0.8 W, Attenuation Accuracy ±0.1 to 1.4 dB, Operating Temperature -40 to 85 Degree C. Tags: Die. More details for KAT-20-D+ can be seen below.