The A51-MH006 from Akon Inc is a Fixed Attenuator with Frequency 0.5 to 18 GHz, Attenuation 6 dB, Attenuation Accuracy ±0.25 dB(Deviation), Operating Temperature -54 to 85 Degree C. Tags: Drop-in, Module with Connectors. More details for A51-MH006 can be seen below.