The QFA4010 from Qualwave is a Fixed Attenuator with Frequency DC to 40 GHz, Attenuation 1 to 10 dB, 20 dB, 30 dB, 40 dB, Power 10 W, Peak Power 0.1 kW, Attenuation Accuracy -0.7 to 1.2 dB. Tags: Connectorized. More details for QFA4010 can be seen below.