The QDA-8000-12000-110-10 from Qualwave is a RF Variable Attenuator with Frequency 8 to 12 GHz, Attenuation Range 0 to 110 dB, Attenuation Accuracy 3.3 to 5.5 dB (3 to 5 %), Power 0.1 W, Insertion Loss 8 dB. Tags: Module with Connectors, Digital. More details for QDA-8000-12000-110-10 can be seen below.