The QDA-2000-18000-60-10 from Qualwave is a RF Variable Attenuator with Frequency 2 to 18 GHz, Attenuation Range 0 to 60 dB, Attenuation Accuracy 0 to 2.4 dB (±4 %), Power 0.1 W, Insertion Loss 14 dB. Tags: Module with Connectors, Digital. More details for QDA-2000-18000-60-10 can be seen below.