The GC2001 from Teledyne Microwave Solutions is a RF Variable Attenuator with Frequency 5 MHz to 1.2 GHz, Attenuation Range 20 to 36 dB, Power 1 W, P1dB 30 dBm, Insertion Loss 2.0 to 3.3 dB. Tags: Surface Mount, Module with Connectors, Voltage Controlled. More details for GC2001 can be seen below.