The CFMU701X220 from Cernex Inc is a Frequency Multiplier with Input Frequency 700 MHz to 1 GHz, Output Frequency 1.4 to 2 GHz, Output Power 20 dBm, Harmonics 10 dBc, VSWR 2.00:1. Tags: Module with Connectors, Active, Passive. More details for CFMU701X220 can be seen below.