The WV-3G-ATT-20dB-10W-01 from Wevercomm is a Fixed Attenuator with Frequency DC to 3 GHz, Attenuation 20 dB, Power 10 W, Attenuation Accuracy ± 1 dB, Operating Temperature -10 to 60 Degree C. Tags: Module with Connectors. More details for WV-3G-ATT-20dB-10W-01 can be seen below.