The QP-ATDIG-2729-01 from QP Microwave is a RF Variable Attenuator with Frequency 2.7 to 2.9 GHz, Attenuation Range 64 dB, Attenuation Step 0.03125 dB, Attenuation Accuracy ± 0.5 dB, Power 0.1 W. Tags: Module with Connectors, Digital. More details for QP-ATDIG-2729-01 can be seen below.