The DM8-18-40G-2537 from COM-MW is a RF Mixer with LO Frequency 18 to 40 GHz, IF Frequency DC to 15 GHz, Conversion Loss 13 dB, LO Drive - Power 10 dBm, LO/RF Isolation 30 dB. Tags: Module with Connectors. More details for DM8-18-40G-2537 can be seen below.