The SAT27B100XX04W from Sainty-Tech Communications Limited is a Fixed Attenuator with Frequency DC to 4 GHz, Attenuation 3 dB, 6 dB, 10 dB, 20 dB, 30 dB, 40 dB, Power 100 W, Peak Power 5 kW, Weight A:1.5Kg B:1.45Kg. Tags: Module with Connectors. More details for SAT27B100XX04W can be seen below.