The MM1-0320HS from Marki Microwave is a RF Mixer with RF Frequency 3.5 to 20 GHz, LO Frequency 3.5 to 20 GHz, IF Frequency DC to 4 GHz, Conversion Loss 8 to 16 dB, LO Drive - Power 12 to 20 dBm. Tags: Module with Connectors, Double Balanced Mixer, Passive Mixer. More details for MM1-0320HS can be seen below.