The HJK-412H+ from Mini Circuits is a RF Mixer with RF Frequency 2400 to 4100 MHz, LO Frequency 3700 to 5400 MHz, IF Frequency 1200 to 1800 MHz, Conversion Loss 10.7 to 12.2 dB, LO Drive - Power 17 to 19 dBm. Tags: Surface Mount, Triple Balanced Mixer. More details for HJK-412H+ can be seen below.