The QDA-0-6000-30-1 from Qualwave is a RF Variable Attenuator with Frequency DC to 6 GHz, Attenuation Range 0 to 30 dB, Attenuation Accuracy 0.3 to 1.5 dB ( 5% ), Power 0.1 W, Insertion Loss 2 dB. Tags: Module with Connectors, Digital. More details for QDA-0-6000-30-1 can be seen below.