The MXR-2H from RF Bay is a RF Mixer with LO Frequency 220 to 300 MHz, IF Frequency DC to 80 MHz, Conversion Loss 7.5 to 8.5 dB, LO Drive - Power 17 dBm, P1dB 13 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for MXR-2H can be seen below.