The SMD-K1 from Synergy Microwave Corporation is a RF Mixer with LO Frequency 0.5 to 500 MHz, IF Frequency DC to 500 MHz, Conversion Loss 6.5 to 8.5 dB, LO Drive - Power 7 dBm, P1dB 1 dBm. Tags: Surface Mount, Double Balanced Mixer, Down-Conversion Mixer, Up-Conversion Mixer. More details for SMD-K1 can be seen below.