The SJ-ST-2000-8000-62-2 from A-Info is a RF Variable Attenuator with Frequency 2 to 8 GHz, Attenuation Range 62 dB, Attenuation Step 2 dB, Attenuation Accuracy ±2 dB, Insertion Loss 6 dB. Tags: Module with Connectors, Digital. More details for SJ-ST-2000-8000-62-2 can be seen below.