The MXR-23M from RF Bay is a RF Mixer with LO Frequency 2.05 to 2.35 GHz, IF Frequency DC to 300 MHz, Conversion Loss 7.2 to 8 dB, LO Drive - Power 13 dBm, P1dB 12 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for MXR-23M can be seen below.