The TWGKTS2-2-70-18-A7 from Techniwave is a RF Variable Attenuator with Frequency DC to 18 GHz, Attenuation Range 0 to 70 dB, Attenuation Step 1 dB, Power 2 W, Insertion Loss 1.5 dB. Tags: Module with Connectors, Rotary. More details for TWGKTS2-2-70-18-A7 can be seen below.