The MMP12321 from Teledyne Microwave Solutions is a RF Mixer with RF Frequency 3500 to 12000 MHz, LO Frequency 3500 to 12000 MHz, IF Frequency 0 to 3000 MHz, Conversion Loss 4.5 dB, LO Drive - Power 7 dB. Tags: Module with Connectors. More details for MMP12321 can be seen below.