The CFM0610X420 from Cernex Inc is a Frequency Multiplier with Input Frequency 6.63 to 10 GHz, Output Frequency 26.25 to 40 GHz, Input Power 5 dBm, Output Power 20 dBm, VSWR 2.00:1. Tags: Module with Connectors, Active, Passive. More details for CFM0610X420 can be seen below.