The QP-ATDIG-0018-03 from QP Microwave is a RF Variable Attenuator with Frequency 0.5 to 18 GHz, Attenuation Range 94 dB, Attenuation Accuracy ±0.5 to 4 dB, Power 0.31 W, P1dB 20 dBm. Tags: Module with Connectors, Digital. More details for QP-ATDIG-0018-03 can be seen below.