The KAT-9+ from Mini Circuits is a Fixed Attenuator with Frequency DC to 43.5 GHz, Attenuation 8.6 to 9.9 dB, Power 1.1 W, Operating Temperature -40 to 85 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount. More details for KAT-9+ can be seen below.