The ATT12P4G11D2W from Lotus Communication Systems is a Fixed Attenuator with Frequency DC to 12.4 GHz, Attenuation 11 dB, Power 2 W, Attenuation Accuracy ±0.3 dB, Operating Temperature -55 to 125 Degree C. Tags: Module with Connectors. More details for ATT12P4G11D2W can be seen below.