The DT030-0S from R & K Company Limited is a RF Variable Attenuator with Frequency 1 MHz to 3 GHz, Attenuation Range 0 to 85 dB, Attenuation Accuracy 2 to 5 dB, Power 0.25 W, P1dB 17 dBm. Tags: Module with Connectors, Digital. More details for DT030-0S can be seen below.