The M8-0412LR from Marki Microwave is a RF Mixer with RF Frequency 4 to 12 GHz, LO Frequency 4 to 12 GHz, IF Frequency DC to 2 GHz, Conversion Loss 5 to 8 dB, LO Drive - Power 7 to 10 dBm. Tags: Drop-In, Double Balanced Mixer. More details for M8-0412LR can be seen below.