The CFMU5U7X220 from Cernex Inc is a Frequency Multiplier with Input Frequency 500 to 700 MHz, Output Frequency 1 to 1.4 GHz, Output Power 20 dBm, Harmonics 10 dBc, VSWR 2.00:1. Tags: Module with Connectors, Active, Passive. More details for CFMU5U7X220 can be seen below.