The BW-VF20-1W54+ from Mini Circuits is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 18 to 22 dB, Power 1 W, Weight 3.44 g, Operating Temperature -55 to 100 Degree C. Tags: Module with Connectors. More details for BW-VF20-1W54+ can be seen below.