The PDTS400 from Shanghai Huaxiang Computer Communication Engineering is a Fixed Attenuator with Frequency DC to 6 GHz, Attenuation 20 to 50 dB, Power 400 W, Peak Power 10 kW, Weight A 4.3 Kg B 8.3 Kg. Tags: Module with Connectors. More details for PDTS400 can be seen below.