The 669-30-1 from MECA is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 30 dB, Power 0.5 W, Attenuation Accuracy ±0.5 to ±2 dB, Operating Temperature -45 to 85 Degree C. Tags: Module with Connectors. More details for 669-30-1 can be seen below.