The MM1-0312SSM from Marki Microwave is a RF Mixer with RF Frequency 3 to 12 GHz, LO Frequency 3 to 12 GHz, IF Frequency DC to 4.5 GHz, Conversion Loss 7.5 to 9 dB, LO Drive - Power 17 to 23 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for MM1-0312SSM can be seen below.