The YAT-4A+ from Mini Circuits is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 3.5 to 4.6 dB, Power 1.7 W, Operating Temperature -40 to 85 Degree C, Storage Temperature -65 to 150 Degree C. Tags: Surface Mount. More details for YAT-4A+ can be seen below.