The SFP-08215-S2 from ERAVANT is a Frequency Multiplier with Input Frequency 45 to 70 GHz, Output Frequency 90 to 140 GHz, Input Power 16 dBm, Harmonics 20 dB, Frequnecy 45 to 70 GHz. Tags: Waveguide, Passive, Waveguide Multiplier. More details for SFP-08215-S2 can be seen below.