The HJK-172H+ from Mini Circuits is a RF Mixer with RF Frequency 1250 to 1700 MHz, LO Frequency 1850 to 2300 MHz, IF Frequency 300 to 900 MHz, Conversion Loss 7.5 to 8.8 dB, LO Drive - Power 17 to 20 dBm. Tags: Surface Mount, Triple Balanced Mixer. More details for HJK-172H+ can be seen below.