The PT120(1_31)-0S_5.0V from R & K Company Limited is a RF Variable Attenuator with Frequency DC to 2.5 GHz, Attenuation Range 0 to 31 dB, Attenuation Accuracy 1 to 1.5 dB, Power 10 W, IIP3 75 dBm. Tags: Module with Connectors, Digital. More details for PT120(1_31)-0S_5.0V can be seen below.