The SATPXX-2-30-3-B from Sainty-Tech Communications Limited is a RF Variable Attenuator with Frequency DC to 3 GHz, Attenuation Range 0 to 30 dB, Attenuation Step 10 dB, Attenuation Accuracy ±0.75 to 1.5 dB, Power 2 W, 5 W, 10 W. Tags: Module with Connectors, Pushbutton. More details for SATPXX-2-30-3-B can be seen below.