The M2-0003 from Marki Microwave is a RF Mixer with RF Frequency 5 to 3000 MHz, LO Frequency 5 to 3000 MHz, IF Frequency .0002 to 2 GHz, Conversion Loss 6.5 dB, LO/RF Isolation 35 dB. Tags: Surface Mount, Triple Balanced Mixer. More details for M2-0003 can be seen below.