The GXR-7 from RF Bay is a RF Mixer with LO Frequency 11 to 20 GHz, IF Frequency DC to 6 GHz, Conversion Loss 7 to 11 dB, LO Drive - Power 13 dBm, P1dB 11 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for GXR-7 can be seen below.