The DVAN-2550-60-8 from American Microwave Corporation is a RF Variable Attenuator with Frequency 2500 to 5000 MHz, Attenuation Range 10 to 60 dB, Power 1 W, Insertion Loss 2.1 dB, Switching Time 1 micro sec. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for DVAN-2550-60-8 can be seen below.