The STO-0620300-CM-E1 from ERAVANT is a Vector Network Analyzer Extender with Extended Frequency 110 to 170 GHz, Input Frequency 9.17 to 14.17 GHz, LO Frequency 9.17 to 14.17 GHz, Output Power -5 dBm (Test Port), Input Power 0 to 6 dBm (LO), -3 to 3 dBm (RF), 25 dBm (Damage). More details for STO-0620300-CM-E1 can be seen below.