The RFDAT0106M4A from RF-Lambda is a RF Variable Attenuator with Frequency 100 to 600 MHz, Attenuation Range 60 dB, Attenuation Accuracy 1.5 dB, Power 1 W, P1dB 30 dBm. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for RFDAT0106M4A can be seen below.