The MA-560L/XB-3.0 * from Microwave Devices Inc. is a Fixed Attenuator with Frequency DC to 3 GHz, Attenuation 1 to 60 dB, Power 60 W, Peak Power 2000 W, Attenuation Accuracy DC - 2.5 GHz - ±0.5 dB or 3%, 2.5 - 3.0 GHz - ±5%. Tags: Module with Connectors. More details for MA-560L/XB-3.0 * can be seen below.