The GXR-9 from RF Bay is a RF Mixer with LO Frequency 16 to 30 GHz, IF Frequency DC to 8 GHz, Conversion Loss 9 to 14 dB, LO Drive - Power 13 dBm, P1dB 14 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for GXR-9 can be seen below.