The TWGKTS2-3-71-3-A4 from Techniwave is a RF Variable Attenuator with Frequency DC to 6 GHz, Attenuation Range 0 to 71 dB, Attenuation Step 0.1 dB, Power 2 W, Insertion Loss 2.2 dB. Tags: Module with Connectors, Rotary. More details for TWGKTS2-3-71-3-A4 can be seen below.