The PRF-AT2218-XX from Premier RF is a Fixed Attenuator with Frequency DC to 18 GHz, Attenuation 1, 10, 15, 20, 30, 40, 50, 60 dB, Power 2 W, Peak Power 250 W, Attenuation Accuracy ±0.3 to 1.5 dB. Tags: Module with Connectors. More details for PRF-AT2218-XX can be seen below.