The MA4EXP950H1-1277T from MACOM is a RF Mixer with RF Frequency 850 MHz to 1.50 GHz, LO Frequency 850 MHz to 1.50 GHz, IF Frequency DC to 500 MHz, Conversion Loss 8.1 to 9.5 dB, LO Drive - Power 15 to 19 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for MA4EXP950H1-1277T can be seen below.