The M2-0243LPV from Marki Microwave is a RF Mixer with RF Frequency 2 to 43 GHz, LO Frequency 2 to 43 GHz, IF Frequency 400 MHz to 43 GHz, Conversion Loss 10 dB, LO Drive - Power 15 to 20 dBm. Tags: Module with Connectors, Triple Balanced Mixer. More details for M2-0243LPV can be seen below.