The VTWR05-R from VivaTech is a Vector Network Analyzer Extender with Extended Frequency 140 to 220 GHz, LO Frequency 11.67 to 18.33 GHz, Input Power -15 dBm, Dynamic Range 110 to 120 dB, Attenuation 0 to 30 dB. More details for VTWR05-R can be seen below.