The FM2X1P2G4P4G from Lotus Communication Systems is a Frequency Multiplier with Input Frequency 600 MHz to 2.2 GHz, Output Frequency 1.2 to 4.4 GHz, Input Power 7 to 15 dBm, Harmonics 11 to 36 dBc, Conversion Loss 11 to 14.5 dB. Tags: Module with Connectors, Passive. More details for FM2X1P2G4P4G can be seen below.