The RMK-3-722+ from Mini Circuits is a Frequency Multiplier with Input Frequency 1.525 to 2.4 GHz, Output Frequency 4.575 to 7.2 GHz, Input Power 7 to 11 dBm, Harmonics 3 to 55 dBc, Conversion Loss 14 to 19 dB. Tags: Surface Mount. More details for RMK-3-722+ can be seen below.