The X2L-09-A from Pulsar Microwave is a RF Mixer with LO Frequency 800 MHz to 2.5 GHz, IF Frequency DC to 400 MHz, Conversion Loss 8 dB, LO Drive - Power 7 dBm, P1dB 1 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for X2L-09-A can be seen below.