The GXR-17 from RF Bay is a RF Mixer with LO Frequency 6 to 14 GHz, IF Frequency DC to 5 GHz, Conversion Loss 6.5 to 10 dB, LO Drive - Power 13 dBm, P1dB 9.5 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for GXR-17 can be seen below.