The LSJ-0.5/2-60-5 from Leader-MW is a RF Variable Attenuator with Frequency 500 MHz to 2 GHz, Attenuation Range 0 to 30 dB, Attenuation Accuracy 2 dB, Insertion Loss 3.5 dB, Switching Time 150 nS. Tags: Module with Connectors, Rotary, Digital. More details for LSJ-0.5/2-60-5 can be seen below.