The STO-1020305-R-E1 from ERAVANT is a Vector Network Analyzer Extender with Extended Frequency 75 to 110 GHz, Input Frequency 12.50 to 18.33 GHz, LO Frequency 12.50 to 18.33 GHz, Input Power 0 to 6 dBm (LO), 10 dBm (Damage), Dynamic Range 100 to 120 dB. More details for STO-1020305-R-E1 can be seen below.