The MXR-20H from RF Bay is a RF Mixer with RF Frequency 10 to 2000 MHz, LO Frequency 10 to 2000 MHz, IF Frequency DC to 2000 MHz, Conversion Loss 7 to 9 dB, LO Drive - Power 14 to 20 dBm. Tags: Module with Connectors, Double Balanced Mixer, Passive Mixer. More details for MXR-20H can be seen below.