The DBVA3002000400A from Qotana is a RF Variable Attenuator with Frequency 2 to 4 GHz, Attenuation Range 30 dB, Power 0.5 W, P1dB 26.98 dBm, Insertion Loss 1.5 dB. Tags: Module with Connectors, Digital, Voltage Controlled. More details for DBVA3002000400A can be seen below.