The DTA-400M2G-32-8B from Quantic PMI (Planar Monolithics) is a RF Variable Attenuator with Frequency 400 MHz to 2 GHz, Attenuation Range 32 dB, Attenuation Step 0.125 dB, Power 0.1 W, P1dB 20 dBm. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for DTA-400M2G-32-8B can be seen below.