The M1-0620SP from Marki Microwave is a RF Mixer with RF Frequency 6 to 20 GHz, LO Frequency 6 to 20 GHz, IF Frequency DC to 6000 MHz, Conversion Loss 5.5 to 8.5 dB, LO Drive - Power 19 to 22 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for M1-0620SP can be seen below.