The MM1-0320LS/CH-2 from Marki Microwave is a RF Mixer with RF Frequency 3 to 20 GHz, LO Frequency 3 to 20 GHz, IF Frequency DC to 4 GHz, Conversion Loss 8 to 11.5 dB, Noise Figure 0.5 dB. Tags: Die, Module with Connectors, Double Balanced Mixer, Passive Mixer. More details for MM1-0320LS/CH-2 can be seen below.