The RFDAT0418G8H from RF-Lambda is a RF Variable Attenuator with Frequency 4 to 18 GHz, Attenuation Range 64 dB, Attenuation Step 0.25 dB, Power 1 W, P1dB 25 dBm. Tags: Module with Connectors, Digital. More details for RFDAT0418G8H can be seen below.