The MX050-1S from R & K Company Limited is a RF Mixer with LO Frequency 0.01 to 100 MHz, IF Frequency DC to 100 MHz, Conversion Loss 4.5 to 11 dB, LO Drive - Power 7 dBm, P1dB 1 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for MX050-1S can be seen below.