The BW-V4-1W54+ from Mini Circuits is a Fixed Attenuator with Frequency DC to 50 GHz, Attenuation 2.5 to 5.5 dB, Power 1 W, Weight 5.44 g, Operating Temperature -55 to 100 Degree C. Tags: Module with Connectors. More details for BW-V4-1W54+ can be seen below.