The M4-100M10 from Marki Microwave is a RF Mixer with RF Frequency 100 to 10000 MHz, LO Frequency 100 to 10000 MHz, IF Frequency DC to 120 MHz, Conversion Loss 7 dB, LO/RF Isolation 27 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for M4-100M10 can be seen below.