The WTVA from Smiths Interconnect is a RF Variable Attenuator with Frequency DC to 20 GHz, Attenuation Range 2 to 7 dB, Attenuation Step 1 dB, Attenuation Accuracy 0.5 to 0.75 dB, Power 0.2 W. Tags: Surface Mount, Temperature Variable. More details for WTVA can be seen below.