The X1M-09-411 from Pulsar Microwave is a RF Mixer with LO Frequency 1 MHz to 2.5 GHz, IF Frequency 1 MHz to 1 GHz, Conversion Loss 8.5 dB, LO Drive - Power 17 dBm, P1dB 10 dBm. Tags: Module with Connectors, Triple Balanced Mixer. More details for X1M-09-411 can be seen below.