The WV-3G-20W-ATT01 from Wevercomm is a Fixed Attenuator with Frequency DC to 3 GHz, Attenuation 3 to 20 dB, Power 20 W, Attenuation Accuracy ± 0.5 to 1 dB, Operating Temperature -10 to 70 Degree C. Tags: Module with Connectors. More details for WV-3G-20W-ATT01 can be seen below.